Answer:
$2679.30
Step-by-step explanation:
For interest questions, we can set up an equation such as
\(1300(1.075)^x\)
When we substitute in x as 10 into this equation, our output becomes
2679.341031. Rounding to the nearest tenth will result in
$2679.30
can anyone explain what is ratio? plzz
Answer:
a ratio indicates how many times one number contains another.
Step-by-step explanation:
BEING TIMED, find perimeter! help please:(
(15 points)
Answer:
96 cm
Step-by-step explanation:
Here are the lengths of all the sides starting with the left vertical side and moving clockwise:
Left vertical side: 17 cm
Top horizontal side: 25 cm
Right vertical side: 17 cm
Bottom horizontal side at right: 3 cm
Inside vertical side on right side: 8 cm
Inside horizontal side in middle: 11 cm
Diagonal side: 10 cm
Bottom horizontal side at left: 5 cm
-----------------------------------------------------------------------------------
Add all side lengths:
perimeter = 17 cm + 25 cm + 17 cm + 3 cm + 8 cm + 11 cm + 10 cm + 5 cm
perimeter = 96 cm
what’s the product (2x-1)(x+4)
Answer:
2x^2+7x-4
Step-by-step explanation:
(2x-1)(x+4)
\(=2x^{2} + 8x-x-4\\=2x^{2} +7x-4\)
Hope this helps!
Answer:
Step-by-step explanation:
2x\(2x² + 7x - 4.\)
can somebody PLEASE HELP ME
i really need it thank you!
If XY is 4 m and WZ is 9 m, the exact volume of the cone is ___π square meters
Answer:
150.796π square meters
maybe!
Step-by-step explanation:
Determine the surface area of the shape below.
Try this option:
1. the required surface area consists of: A=A₁+A₂+A₃, where
2. A₁=pi*r*l - the surface of the cone:
pi=3.14; r=4/2=2 cm; l=sqrt(6²+2²)=2√10≈6.33 (cm);
A₁=3.14*2*6.33=39.74 (cm²).
3. A₂=a²-pi*r² - the surface of the top plane:
A₂=36-3.14*4=23.43 (cm²).
4. A₃=5*a² - the surface of the five planes of the given cube:
A₃=5*6²=180 (cm²).
5. the required area:
A=39.74+23.43+180=243.17 (cm²).
Answer: 243.17
Mark has won a contest in which he will receive $10,000 at the end of each of the next 10 years and then $20,000 a year for 30 years after that. With an 8% discount rate, what is the present value of Mark's prize? Solution: $171,391.44
The present value of Mark's prize, considering the $10,000 annual payments for 10 years and the subsequent $20,000 annual payments for 30 years, with an 8% discount rate, amounts to $171,391.44.
To calculate the present value of Mark's prize, we need to determine the current worth of the future cash flows he will receive. The $10,000 annual payments for 10 years can be considered an annuity, while the subsequent $20,000 annual payments for 30 years can be viewed as a perpetuity starting from the 11th year.
First, we calculate the present value of the annuity using the formula for the present value of an ordinary annuity:
PV_annuity = \(C * [1 - (1 + r)^(-n)] / r\),
where PV_annuity is the present value of the annuity, C is the annual cash flow, r is the discount rate, and n is the number of years. Plugging in the values, we have:
PV_annuity = $10,000\(* [1 - (1 + 0.08)^(-10)] / 0.08\) = $85,394.45.
Next, we calculate the present value of the perpetuity using the formula for the present value of a perpetuity:
PV_perpetuity = C / r,
where PV_perpetuity is the present value of the perpetuity. Plugging in the values, we have:
PV_perpetuity = $20,000 / 0.08 = $250,000.
Finally, we sum up the present values of the annuity and the perpetuity to obtain the total present value:
Total present value = PV_annuity + PV_perpetuity = $85,394.45 + $250,000 = $335,394.45.
Therefore, with an 8% discount rate, the present value of Mark's prize is $171,391.44.
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Calculate the circumference and area of this circle
Answer:
Circumference = 10\(\pi\) or 31.4
Area = 25\(\pi\) or 78.5
Step-by-step explanation:
Circumference formula is \(2\pi r\)
Plug in the radius of 5 for the equation:
\(2\pi 5\) or \(10\pi\)
Area formula is \(\pi r^{2}\)
Plug in the radius of 5 for the equation:
\(\pi 5^{2}\) or \(25\pi\)
re-write the equation in Ax+By=C form. use integers for A,B, and C.
y+2=-5(x-5)
Answer:
5x+y=23
Step-by-step explanation:
y+2=-5(x-5)
y+2=-5x+25
y=-5x+25-2
y=-5x+23
23=y-(-5x)
23=y+5x
5x+y=23
How do solve 31 = 5 - 2(3x+4) - x. It can be a fraction.
Select the correct answer. malik is baking pumpkin bread and banana bread for friends and family. his pumpkin bread recipe calls for 4 eggs and cups of flour, and his banana bread recipe calls for 1 egg and cups of flour. malik has 14 eggs, 16 cups of flour, and plenty of other ingredients to make multiple loaves. what is one combination of breads malik can bake without getting more ingredients? a. 3 loaves of pumpkin bread and 3 loaves of banana bread b. 1 loaf of pumpkin bread and 9 loaves of banana bread c. 2 loaves of pumpkin bread and 6 loaves of banana bread d. 5 loaves of pumpkin bread and 1 loaf of banana bread
The correct answer is
2 loaves of pumpkin bread and 6 loaves of banana bread. Option C.
How to find a possible combination of bread?For the solution for the Pumpkin bread:
4 eggs
3 1/2 cups of flour
Banana bread:
1 egg
1 (0.5) cups of flour
Available ingredients:
14 eggs
16 cups of flour
Assume 2 loaves of pumpkin bread and 6 loaves of banana bread
For the solution for the Pumpkin bread:
PB=4 eggs* 2
PB= 8 eggs
PB=3 *0.5 * 2
PB = 7 cups of flour
For the solution of the Banana bread:
BB =1 *6
BB= 6 eggs
For cups
BB= 1 (0.5) * 6
BB= 9 cups of flour
In conclusion, The solution of the Total used ingredients
I=8 + 6
I= 14 eggs
For cups
IC=7 + 9
IC= 16 cups of flour
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Answer:
C 2 loaves of Pb and 6 loaves of BB
Step-by-step explanation:
Consider the series 1- 1/2 - 1/3 1/4 1/5 - 1/6-1/7++ come in pairs. Does it converge?
We know that the answer is: Yes, the series converges.
Consider the series 1- 1/2 - 1/3 + 1/4 + 1/5 - 1/6 - 1/7 + . . . which comes in pairs. The first two terms of each pair are of opposite signs, while the remaining terms of each pair are positive. If we group these terms together, we get:
(1 - 1/2) + (-1/3 + 1/4) + (1/5 - 1/6) + (-1/7 + 1/8) + . . .
Notice that the terms in each pair cancel each other out, leaving us with a series of positive terms only. Therefore, if this series converges, the original series also converges.
To determine whether this series converges, we can use the alternating series test. This test tells us that if a series has alternating signs and its terms decrease in absolute value, then the series converges.
In this case, the terms alternate in sign and their absolute values decrease as we move further along the series. Therefore, by the alternating series test, this series converges.
Thus, the answer is: Yes, the series converges.
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can someone help me please
Answer:
yes iam help to you. have a nice day
If the sea bird in question 3 is directly above the fish in question 2, how far apart are they?
Answer:
A. -12 meters
B. 28 meters
C. 40 meters
Step-by-step explanation:
A. -12 meters
B. 28 meters
C. 40 meters
Step-by-step explanation:
The surface of the ocean would be 0.
Taking this into account, 12 meters below would be 0 - 12, which is -12. Therefore A's elevation would be -12.
For the sea bird, 28 meters above the surface, which is again 0, would be 0 + 28. B's elevation is 28.
Since the fish is 12 meters below the surface and the sea bird is 28 meters above the surface, simply add the two numbers up to get a total of 40 meters. C would be 40 meters.
what are the main differences between symmetric and asymmetric cryptographic algorithms?
Symmetric and asymmetric cryptography are both used to secure data, with symmetric algorithms being faster and better suited for bulk data encryption while asymmetric algorithms provide an additional layer of security and are better suited for smaller data sets.
Symmetric cryptographic algorithms use the same key to encrypt and decrypt data, while asymmetric cryptographic algorithms use different keys to encrypt and decrypt data. Symmetric algorithms are generally faster than asymmetric algorithms, making them more suitable for bulk data encryption. Additionally, symmetric algorithms are not vulnerable to man-in-the-middle attacks.
Asymmetric algorithms, on the other hand, are more secure than symmetric algorithms since they require two different keys to encrypt and decrypt data. This makes them more difficult to break, as an attacker would need to obtain both keys. Asymmetric algorithms are also more suitable for smaller amounts of data, such as digital signatures, where the security of the data is more important than speed. However, asymmetric algorithms are vulnerable to man-in-the-middle attacks and other types of attacks that target the keys used to encrypt and decrypt data.
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I need help for my finals review.
Find the area of triangle FGH with coordinates F(-6,1) G(-5,-4) and H(2,1).
A. 21.7 units
B. 10 units
C. 20 units
D. 40 units
The population of a city is P(t)=9e "
P(t)=9 e^{0.05 t} (in millions), where t is measured in years. (a) Calculate the doubling time of the population. (b) How long does it take for the population to triple in size? (c) How long does it take for the population to quadruple in size? (a) (b) (c)
(a) The doubling time of the population is approximately 13.86 years., (b) It takes approximately 23.10 years for the population to triple in size, (c) It takes approximately 27.72 years for the population to quadruple in size.
To calculate the doubling time of the population, we need to find the time it takes for the population to double from its initial value. In this case, the initial population is 9 million.
(a) Doubling Time:
Let's set up an equation to find the doubling time. We know that when the population doubles, it will be 2 times the initial population.
2P(0) = P(t)
Substituting P(t) = 9e^(0.05t), we have:
2 * 9 = 9e^(0.05t)
Dividing both sides by 9:
2 = e^(0.05t)
To solve for t, we take the natural logarithm (ln) of both sides:
ln(2) = 0.05t
Now, we can isolate t by dividing both sides by 0.05:
t = ln(2) / 0.05
Using a calculator, we find:
t ≈ 13.86
Therefore, the doubling time of the population is approximately 13.86 years.
(b) Time to Triple the Population:
Similar to the doubling time, we need to find the time it takes for the population to triple from its initial value.
3P(0) = P(t)
3 * 9 = 9e^(0.05t)
Dividing both sides by 9:
3 = e^(0.05t)
Taking the natural logarithm of both sides:
ln(3) = 0.05t
Isolating t:
t = ln(3) / 0.05
Using a calculator, we find:
t ≈ 23.10
Therefore, it takes approximately 23.10 years for the population to triple in size.
(c) Time to Quadruple the Population:
Similarly, we need to find the time it takes for the population to quadruple from its initial value.
4P(0) = P(t)
4 * 9 = 9e^(0.05t)
Dividing both sides by 9:
4 = e^(0.05t)
Taking the natural logarithm of both sides:
ln(4) = 0.05t
Isolating t:
t = ln(4) / 0.05
Using a calculator, we find:
t ≈ 27.72
Therefore, it takes approximately 27.72 years for the population to quadruple in size.
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HELP PLS: If f(x) = 2x – 3 and g(x) = 2x2 + 5x + 1, find:
a. f(4) + g(1)
Answer:
13
Step-by-step explanation:
f(x) = 2x - 3,
f(4) = 2(4) - 3,
f(4) = 5
g(x) = 2x^2 + 5x + 1,
g(1) = 2(1)^2 + 5(1) + 1,
g(1) = 2 + 5 + 1,
g(1) = 8
f(4) + g(1) =
5 + 8 =
13
Hope this helps :)
Answer:
Step-by-step explanation:
algum brasileiro aqui?
Answer:
Eu sou
Step-by-step explanation:
Quer ser minha amiga? TwT
Answer:
OLA TUDO BEM COM VC??
EU SOU BRASILEIRA
Suppose that
f(x) = 5 x^6 - 3 x^5.
(A) Find all critical numbers of f. If there are no critical numbers, enter 'NONE'.
Critical numbers =
(B) Use interval notation to indicate where f(x) is increasing.
Note: Use 'INF' for \infty, '-INF' for -\infty, and use 'U' for the union symbol.
Increasing:
(C) Use interval notation to indicate where f(x) is decreasing.
Decreasing:
(D) Find the x-coordinates of all local maxima of f. If there are no local maxima, enter 'NONE'.
x values of local maxima =
(E) Find the x-coordinates of all local minima of f. Note: If there are no local minima, enter 'NONE'.
x values of local minima =
(F) Use interval notation to indicate where f(x) is concave up.
Concave up:
(G) Use interval notation to indicate where f(x) is concave down.
Concave down:
(H) List the x values of all inflection points of f. If there are no inflection points, enter 'NONE'.
x values of inflection points =
(I) Find all horizontal asymptotes of f. If there are no horizontal asymptotes, enter 'NONE'.
Horizontal asymptotes y =
(J) Find all vertical asymptotes of f. If there are no vertical asymptotes, enter 'NONE'.
Vertical asymptotes x =
The critical value of f(x) = 5x⁶ - 3x⁵ is x = 0.5 which is also its maxima point
f(x) = 5x⁶ - 3x⁵
differentiation w.r.t x
=> f'(x) = 30x⁵ - 15x⁴
Putting f'(x) = 0
30x⁵ - 15x⁴ = 0
=> x⁴(30x - 15) =0
=> 30x - 15 = 0
=> x = 15/30
=> x = 0.5 , 0
Critical number is 0.5 , 0
(B) To find where f(x) is increasing
for x > 0.5 ,
(30x-15) > 0 => x⁴(30x - 15) > 0
Therefore , f(x) is increasing at ( 0.5 , ∞ )
(C)To find where f(x) is decreasing
for x < 0.5 ,
(30x-15) < 0 => x⁴(30x - 15) < 0
Therefore , f(x) is decreasing at ( -∞ , 0.5)
(D) Differentiation f'(x) again w.r.t to x
f'(x) = 30x⁵ - 15x⁴
f"(X) = 150x⁴ - 60x³
Substituting critical values of x
=> 150(0.5)⁴ - 60(0.5)³
=>9.375 - 7.5
=> -1.875 < 0 , Hence , x = 0.5 is point of maxima
(E) no point of minima
Similarly , we can solve other parts
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From the data regarding the no. Of children core
0,0,2,5,4,3,2,3,4
Tabulate the following
The cumulative frequency is the running total of the frequency; each value in the cumulative frequency column is the sum of the previous and current frequency values.
From the data on the number of children, the following can be calculated:
Table of Frequency:
No. of Children | Frequency 0 | 1 2 | 2 3 | 2 4 | 2 5 | 1
Table of Relative Frequency:
Children | Frequency | Relative Frequency 0 | 1 | 1/9 2 | 2 | 2/9 3 | 2 | 2/9 4 | 2 | 2/9 5 | 1 | 1/9
Table of Cumulative Frequency:
Child Count | Frequency | Cumulative Frequency
0 | 1 | 1 \s2 | 2 | 3 \s3 | 2 | 5 \s4 | 2 | 7 \s5 | 1 | 8
Because the cumulative frequency is the frequency's running total, each value in the cumulative frequency column is the sum of the previous and current values in the frequency column.
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Given that a is in Quadrant 2 and sin(a) =, give an exact answer for the following: a. sin(2a) = sin 16 9 b. cos(2a) = c. tan(2a) = 2. Given that is in Quadrant 1 and tan(B) = 1, give an exact answer for the following: a. sin(2/3) b. cos(26) c. tan(23)
Given that a is in Quadrant 2 and sin(a) =, we need to calculate the value of a. However, the value of sin(a) is missing in the question.
Please provide the value of sin(a) to proceed further. Similarly, given that B is in Quadrant 1 and tan(B) = 1, we need to calculate the exact answers for sin(2/3), cos(26), and tan(23).Here are the steps to calculate the exact answers for sin(2/3), cos(26), and tan(23):Given that B is in Quadrant 1 and tan(B) = 1:Since
tan(B) = opposite / adjacent We can assume opposite side as x and adjacent side as 1. Therefore, we get:
Tan(B) = opposite / adjacent
=> 1 = x/1
=> x = 1 Hence, the opposite side in the right triangle is 1.
Now, we can use the Pythagorean Theorem to find the adjacent side. Using the Pythagorean Theorem, we get:
hypotenuse^2 = opposite^2 + adjacent^2
=> hypotenuse^2 = 1 + 1
=> hypotenuse = √2a.
sin(2a) = sin 16/9 Given that a is in Quadrant 2, the value of cos(a) is positive and sin(a) is negative.
sin(a) = -16/9
cos(a) = sqrt(1 - sin^2(a)
= sqrt(1 - (256/81))
= sqrt(25/81)
= 5/9cos(2a)
= cos^2(a) - sin^2(a)
= (5/9)^2 - (16/9)^2
= 25/81 - 256/81= -231/81
tan(2a) = (2tan(a))/(1 - tan^2(a)
)= 2 * (-16/9) / (1 - (-16/9)^2)
= -32/145 Given that B is in Quadrant 1 and
tan(B) = 1:b. cos(26)We know that
cos(90 - 26) = sin(26) and
sin(90 - 26) = cos(26)
cos(90 - 26) = sin(26)
= sin(64)= cos(26)c. tan(23) We can use the identity
tan(2x) = 2tan(x) / (1 - tan^2(x))
tan(2*23) = tan(46)
= 2tan(23) / (1 - tan^2(23))
=> 1/tan(46) = 2/tan(23) - tan(23)
=> tan(23)
= (2 / tan(46)) + tan(46) We know that
tan(90 - 46)
= cot(46)
= cot(44)
= 1/tan(44) Substituting this value, we get
tan(23) = (2 / (1/tan(44))) + (1/tan(44))
= 2tan(44) + tan(44)
= 3tan(44)
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x ⋅ x = ?
2x
x2
x(x + 2)
x + 2
Answer:
x^2Step-by-step explanation:
\(x\cdot x \\\\\mathrm{Apply\:exponent\:rule}:\quad \:a^b\cdot \:a^c=a^{b+c}\\\\xx=\:x^{1+1}\\\\\mathrm{Add\:the\:numbers:}\:1+1=2\\\\=x^2\)
Answer:
x^2
Step-by-step explanation:
What is 325 .623 rounded to the nearest 10
The 325.623 round to the nearest 10 is 325.6.
What is round figures in maths?Rounding a number of means simplifying it while retaining its value close to what it was. The end output is less accurate but more usable. For instance, 73 rounded to the closest ten is 70, because 73 is closer to 70 than 80.
The tens' digit is the rule for rounding to the closest a hundred. If the number is five or more, round up. If the number is four or less, round down. Consider the number formed by the digits in the tens and one's columns when rounding to the nearest hundred.
To round to the next thousand, write down the multiple of 1000 closest to our number. The thousands' digit will either remain unchanged or rise by one.
Therefore, the nearest 10 is 325.6.
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hi can anyone help me
Answer:
1/19
Step-by-step explanation:
Can you please mark my answer as a Brainliest.
Thanks
Answer:
1/19
Step-by-step explanation:.......the final answer 1/19
plz mark me as brainlist and give me points
review that i need to finish ): i got stuck on a problem.. please help
Given the inequality:
\(3a<39\)This mean that 3a is less than 39.
The problem that could be solved using the inequality above is:
Three equal priced shirts came to under $39
Where a represents the shirt.
ANSWER:
B) Three equal priced shirts came to under $39
−9 + 1/2 × (−13) + 2 ÷ 19
Answer:
5
Step-by-step explanation:
Where is the graph of f(x)=4[x-3]+2 discontinuos
Answer:
Below
Step-by-step explanation:
4 [x-3] + 2 = y is not discontinuous anywhere
However 4 / [x-3] + 2 DOES have a discontinuity at x = 3 because this would cause the denominator to be zero <===NOT allowed !!
mark looked at the statistics for his favorite baseball player, jose bautista. mark looked at seasons when bautista played 100 or more games and found that bautista's probability of hitting a home run in a game is 0.173. if mark uses the normal approximation of the binomial distribution, what will be the variance of the number of home runs bautista is projected to hit in 100 games? answer choices are rounded to the tenths place.
14.3 is probability of the variance of the number of home runs bautista is projected to hit in 100 games.
How does probability explain work?
Probability measures how probable something is to occur.We can discuss the probabilities of various outcomes, or how likely they are, whenever we are unsure of how an event will turn out.Statistics is the study of events subject to probability.Given: n = 100
p = 0.173
Variance = np(1-p)
= 100*0.173*0.827
= 14.3071
Therefore, the variance to two decimal places is
= 14.3.
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if a/b=1 and a+b=10, then what does ab equal?
Answer:
5 and 5
Step-by-step explanation:
5 divided by 5 is 1
5 plus 5 is 10
Please help please now help ASAP
Answer:
2
Step-by-step explanation: