Answer:
If a radius of a circle bisects a chord, then it is perpendicular to that chord.
So. A. perpendicular
predator and prey difference
Answer:
predator killed animals to eat and prey is described as organism that predator kill for food.
Karen used one-third of her total stamps on a campaign for charity. Karen used 60 stamps on the campaign
Answer:
She has 180 stamps in total
Step-by-step explanation:
Answer:
180 stamps
Step-by-step explanation:
if she used 60 stamps and that was only a thrid of it, then all you have to do is multiply by 3
Formula: 60·3=180
2x+10= 5x-17 hurry is for a test
Answer:
X is 9
Step-by-step explanation:
N over 7 = 20
Solve for N
Answer: 140
Step-by-step explanation: N/7=20, so we have to isolate N. Hence, we multiply 7x7 because we are dividing by 7. We must multiply the other side too, so it is 140.
Answer:
N/7 = 20.
Cross multiply.
N x 1 = 20 x 7
N = 140.
Find the distance between the points on a number line. -8,9
Answer:
Below
Step-by-step explanation:
Start at -8... you have to go 8 units to reach 0
then you have to go another 9 to reach 9 total = 8 + 9 = 17
❗❗100 POINTS FOR CORRECT ANSWER AND EXPLANATION❗❗~math question~
thanks)
Answer:
k = 110
Step-by-step explanation:
You want the integer multiple of pi that is the area of 300° of a donut with inner radius 8 cm and outer radius of 14 cm.
Area of a circleThe area of a circle is given by the formula ...
A = πr²
Then the area of the outer circle is ...
A = π(14 cm)² = 196π cm²
The area of the inner circle is ...
A = π(8 cm)² = 64π cm²
Donut areaThe area of the whole donut is the difference of these areas:
whole donut area = (196 -64)π cm² = 132π cm²
Shaded areaThe shaded area of the figure represents 300° of the 360° full donut. The area is proportional to the central angle, so the shaded area is ...
shaded area = (300°/360°)×whole donut area
shaded area = 5/6 × 132π cm² = 110π cm²
Comparing this to the expression kπ cm², we see that ...
k = 110
Simplify 9³x9⁵=9[?]
Find the missing exponent
Answer:
\(\large\boxed{\mathtt{9^{8}}}\)
Step-by-step explanation:
\(\textsf{For this problem, we are asked to simplify the given expression.}\)
\(\textsf{Let's begin by understand an important rule for problems like these.}\)
\(\mathtt{9^{3} \times 9^{5} = 9^{?}}\)
\(\large\underline{\textsf{We should remember that;}}\)
\(\textsf{When exponents multiply, they \underline{add}.}\)
\(\large\underline{\textsf{Why?}}\)
\(\textsf{If not, then the answer will be incorrect. Let's identify why in an example.}\)
\(\large\underline{\textsf{Bad Example:}}\)
\(\mathtt{2^{2} \times 2^{5} = 2^{2 \times 5 =10}}\)
\(\textsf{This means that;}\)
\(\mathtt{2 \times 2 \times 2 \times 2 \times 2 \times 2 \times 2 \neq 2 \times 2 \times 2 \times 2 \times 2 \times 2 \times 2 \times 2 \times 2 \times 2.}\)
\(\large\underline{\textsf{Good Example:}}\)
\(\mathtt{2^{2} \times 2^{5} = 2^{2+5=7}}\)
\(\textsf{This means that;}\)
\(\mathtt{2 \times 2 \times 2 \times 2 \times 2 \times 2 \times 2 = 2 \times 2 \times 2 \times 2 \times 2 \times 2 \times 2.}\)
\(\textsf{Let's follow the good example!}\)
\({\mathtt{9^{3} \times 9^{5} = 9^{3 + 5=8}}\)
\(\textsf{This means that;}\)
\(\mathtt{9 \times 9 \times 9 \times 9 \times 9 \times 9 \times 9 \times 9 = 9 \times 9 \times 9 \times 9 \times 9 \times 9 \times 9 \times 9.}\)
\(\large\boxed{\mathtt{9^{8}}}\)
\(\huge\text{Hey there!}\)
\(\mathsf{9^3 \times 9^5}\\\mathsf{= 9\times 9 \times 9\ \boxed{\times}\ 9\times 9\times 9 \times 9 \times 9}\\\mathsf{= 81\times 9\ \boxed{\times}\ 81\times81\times9}\\\mathsf{= 729\ \boxed{\times}\ 6,561\times 9}\\\mathsf{= 729\ \boxed{\times}\ 59,049}\\\mathsf{= 43,046,721}\\\mathsf{= 9^3 \times 9^5 \rightarrow 9^{3 + 5}\rightarrow 9^8}\)
\(\huge\text{Therefore your answer should be:}\)
\(\huge\boxed{\mathsf{9^8}}\huge\checkmark\)
\(\huge\text{Good luck on your assignment \& enjoy your day!}\)
Which graph represents 12 = 3x + 4y line a, line b, line c
Answer:
green line or "b"
Step-by-step explanation:
we can set this up into the slope intercept form
y=mx+b
where m is the slope and b is y intercept
12=3x+4y
-3x -3x
-3x+12=4y
/4. /4. /4
-3/4x+3=y
we can see the only line with a negative slope and a y intercept at 3 is the green line or "b"
hopes this helps please mark rainliest
Select the correct answer.
It costs $480.00 to rent an apartment on the Gold Coast for a weekend. Last year it cost $400.00.
What method below shows how you would calculate the % increase?
The method is: Find the increase and find the ratio of the increase and the old price.
The percentage increase is 20%
What method below shows how you would calculate the percentage increase?A percentage is defined as the ratio that can be expressed as a fraction of 100.
The method below shows how you would calculate the % increase.
First step: Find the increase:
increase = 480 - 400 = $80
Second step: Find the ratio of the increase and the old price and multiply by 100 to express in percentage:
80/400 * 100 = 20%
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You would like to have $20,000 to use a down payment for a home in five years by making regular, end-of-month deposits into an annuity that pays 6% interest compounded monthly.
How much should you deposit each month?
Round your answer to the nearest cent. Do not include the dollar sign in the answer box below.
The calculation of this can be done by first determining the future value of the monthly payments of $327.50
The future value of an annuity can be determined using a financial calculator, mathematical formula, or spreadsheet software. The future value of an annuity is calculated by multiplying the periodic payment amount by the future value factor,
which is based on the number of payments and the interest rate.For example, suppose we want to know the future value of a $500 end-of-month deposit into an annuity that pays 6% interest compounded monthly for five years.
The future value factor for 60 periods at 0.5 percent per month is 80.9747, which can be multiplied by the monthly deposit amount to find the future value of the annuity.500 × 80.9747 = 40,487.35
This means that a $500 end-of-month deposit into an annuity paying 6% interest compounded monthly for five years will have a future value of $40,487.35.
Therefore, to accumulate a $20,000 down payment for a home in five years, you would need to deposit $327.50 per month into the annuity.
for 60 months using the formula and then solving for the monthly payment amount where FV = $20,000 and n = 60, r = 0.5%.FV = PMT [(1 + r)n – 1] / r$20,000 = PMT [(1 + 0.005)60 – 1] / 0.005PMT = $327.50 (rounded to the nearest cent).
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Please answer please
Answer:
96
Step-by-step explanation:
1 sticker pack has 28 stickers
3(28) = 84
84+12
96
Answer:
96
Step-by-step explanation:
28 × 3 = 84 + 12 = 96 I think, I'm not sure
The number of hours a student spent studying each week for 9 weeks is shown.
5, 9.5, 3, 12, 6, 8, 4.5, 10, 6.5
What is the value of the range for this set of data?
3
6.5
9
12
Answer:
Step-by-step explanation:
Range is largest value - smallest value. 12-3=9! EZ
A half marathon is 13.1 miles long. Leah is running a half marathon and has completed 7.75 miles. How many miles to
the finish line?
Answer:
5.35 more miles
Answer:
5.35 miles to the finish line
Step-by-step explanation:
Step one
13.1-7.75=
5.35
Sally is given $850. Every year, she decides to donate 9% of this money to charity until she has none left.
After 34 years, approximately how much money will Sally have left?
Answer:
Step-by-step explanation:
Year 1: $850 * 0.91 = $773.50
Year 2: $773.50 * 0.91 = $704.69
Year 3: $704.69 * 0.91 = $641.95
...
Year 34: (continue the pattern)
We can continue this calculation for each year, but to save time, we can use an exponential decay formula:
Remaining Amount = Initial Amount * (1 - rate)^years
Substituting the values:
Remaining Amount = $850 * (1 - 0.09)^34
Calculating this expression:
Remaining Amount ≈ $850 * (0.91)^34 ≈ $255.88
After 34 years, approximately $255.88 will be left with Sally.
i don't understand how to do this.. can someone help, please
The possible values for angles 1, 2, and 3 given that lines a and b are parallel lines include the following:
m∠1 = 60°.m∠2 = 120°.m∠3 = 60°.What are parallel lines?In Mathematics and Geometry, parallel lines are two (2) lines that are always the same (equal) distance apart and never meet or intersect.
Note: Assuming angle 1 is equal to 60 degrees.
In Mathematics and Geometry, the vertical angles theorem states that two (2) opposite vertical angles that are formed whenever two (2) lines intersect each other are always congruent, which simply means being equal to each other:
m∠1 ≅ m∠3 = 60°.
Based on the linear pair postulate, the measure of angle 2 can be determined as follows;
m∠1 + m∠2 = 180°
60° + m∠2 = 180°
m∠2 = 180° - 60°
m∠2 = 120°
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The Variance Inflationary Factor (VIF) measures the: a. correlation of the X variables with the Y variable. b. correlation of the X variables with each other. c. standard deviation of the slope. d. contribution of each X variable with the Y variable after all other X variables are included in the model. e. both a and b.
The X variables have an overall correlation of 0. VIF, or Variance Inflationary Factor, measures the
How much of an inflation variance factor is there?Regression analysis's level of multicollinearity is gauged by a variance inflation factor, or VIF. When several independent variables in some kind of a model with multiple regression correlate with one another, this is known as multicollinearity. The regression findings may be significantly impacted by this.
How high of a VIF is that?Greater correlation between the variable and other variables is indicated by a higher value. With values of Ten or more being considered very high, values greater than 4 or 5 are occasionally considered to be moderate to high.
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What is the slope between the points (–2, 1) and (2, 6)?
5/4
-4/5
4/5
-5/4
To find the slope, we must know the equation
--> \(slope = \frac{y2-y1}{x2-x1}\\\)
Now using the information given, (-2,1) and (2,6), let's plug that into the equation
--> \(slope = \frac{6-1}{2--2} = \frac{5}{4}\)
In this case, the slope is 5/4
Hope that helped!
Answer:
\(\rn\hookrightarrow 5/4\)
Step-by-step explanation:
\(Solution,\\\\Let,\\(x_1,y_1)=(-2,1)\\\\(x_2,y_2)=(2,6)\\\\Now,\\\\\rn\hookrightarrow Slope=\frac{y_2-y_1}{x_2-x_1}\\\\\rn\hookrightarrow Slope=\frac{6-1}{2-(-2)} \\\\\rn\hookrightarrow Slope=\frac{5}{4}\)
Suzy can bike 40 miles in 30 minutes. How far can she go in 2 hours?
Answer:
160 miles
Step-by-step explanation:
So every 30 minutes Suzy can go 40 miles
So 1 hour would be equal = 80 miles
add another hour = 120 miles
add 1 more hour = 160 miles
Suppose that F(x) = x^2 and G(x) = - 1/3 (x+4)^. Which statement best compares
the graph of G(x) with the graph of F(x)?
O A. The graph of G(x) is the graph of F(x) compressed vertically,
flipped over the x-axis, and shifted 4 units to the left.
B. The graph of G(x) is the graph of F(x) compressed vertically,
flipped over the x-axis, and shifted 4 units to the right.
C. The graph of G(x) is the graph of F(x) stretched vertically, flipped
over the x-axis, and shifted 4 units to the left.
D. The graph of G(x) is the graph of F(x) stretched vertically, flipped
over the x-axis, and shifted 4 units to the right.
The statement that describes the transformations needed to go from F(x) to G(x) is statement A.
Which statement compares the graphs of G(x) and F(x)?First, we know that:
\(F(x) = x^2\\\\G(x) = -(1/3)*(x + 4)^2\)
Now, notice that we can rewrite G(x) as:
\(G(x) = -(1/3)*F(x + 4)\)
So, if we start with F(x) and first we apply a vertical compression of scale factor K = 1/3, we get:
\(g(x) = (1/3)*F(x)\)
If now we apply a reflection over the x-axis, we get:
\(g(x) = -(1/3)*F(x)\)
Finally, we need to apply a translation of 4 units to the left, so we get:
\(g(x) = -(1/3)*F(x + 4) = G(x).\)
Then the correct statement is the one in option A.
"The graph of G(x) is the graph of F(x) compressed vertically, flipped over the x-axis, and shifted 4 units to the left."
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what is the difference between ANOVA and Z-test Hypothesis
The difference between ANOVA and Z-test Hypothesis is the Z-test is employed to contrast the averages of single or dual populations, whereas ANOVA is utilized for assessing the means across three or more clusters.
How to determine the differenceThe Z-test becomes possible in the comparison of the mean of a sample to that of the population. It evaluates if there is statistical relevance in the difference between the mean of a sample and the mean of the whole population
In contrast, ANOVA is employed to contrast the averages of three or more separate groups. This assesses if there is a noteworthy distinction in the averages of said groups. The F-statistic in ANOVA is computed by assessing the disparity in variability between groups and the variability within groups.
In a nutshell, the Z-test is employed to contrast the averages of single or dual populations, whereas ANOVA is utilized for assessing the means across three or more clusters.
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explain why the graph would look like the line y=x if you graph it
The graph of f(x) = x(x+5)(x+3) / (x+3)(x+5) bears resemblance to the line y=x since both plots share similar linear characteristics.
How to explain the informationBoth the numerator and denominator of f(x) = x(x+5)(x+3) / (x+3)(x+5) cancel out the factors (x+3) and (x+5), giving us a simplified expression for the function, f(x) = x.
A line with a slope of 1 passes through the origin in an upward direction. When we examine the graph of y=x, which is a straight line passing through the origin with a slope of 1, it becomes apparent that adding 1 to x also adds 1 to y.
Since the simplified expression is merely f(x) = x, we can deduce that the graph of this function follows a linear path passing through the origin with a slope of 1.
In conclusion, the graph of f(x) = x(x+5)(x+3) / (x+3)(x+5) bears resemblance to the line y=x since both plots share similar linear characteristics.
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El mayor es Novecientos mil cuatrocientos ochenta y nueve , y cuarenta mil dos
El número "Novecientos mil cuatrocientos ochenta y nueve" se representa como 900,489 en notación numérica.
Por otro lado, el número "cuarenta mil dos" se representa como 40,002.
Si estamos buscando determinar cuál de estos dos números es mayor, podemos comparar las cifras en cada posición.
Comenzando desde la izquierda, el primer dígito de 900,489 es 9, mientras que el primer dígito de 40,002 es 4.
Dado que 9 es mayor que 4, podemos concluir que 900,489 es mayor que 40,002.
En general, al comparar números, se debe observar cada posición en orden de mayor a menor importancia.
Esto significa que el primer dígito a la izquierda es el más significativo y tiene más peso en el valor total del número.
Si los dígitos en la posición más significativa son iguales, se debe pasar a la siguiente posición hasta que se encuentre una diferencia.
En este caso, dado que el primer dígito de 900,489 es mayor que el primer dígito de 40,002, no es necesario comparar los dígitos en posiciones posteriores.
Por lo tanto, podemos concluir que el número "Novecientos mil cuatrocientos ochenta y nueve" (900,489) es mayor que "cuarenta mil dos" (40,002).
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I Need with help with 55
Answer:
y = -3x -6
Step-by-step explanation:
The y intercept is -6 and the slope is -3
Using the slope intercept form of a line
y = mx+b where m is the slope and b is the y intercept
y = -3x -6
A car's cooling system has a capacity of 20 quarts. Initially, the system contains a mixture of 7 quarts of antifreeze and 13 quarts of water. Water runs into the system at the rate of 1 gal min , then the homogeneous mixture runs out at the same rate. In quarts, how much antifreeze is in the system at the end of 5 minutes? (Round your answer to two decimal places.)
After 5 minutes there will be 2.29376 quarts of antifreeze in the system.
Given,
The capacity of the cooling system of a car = 20 quarts
The mixture in the system is 7 quarts of antifreeze and 13 quarts of water.
The running rate of water = 1 gal/min
Homogenous mixture also runs 1 gal/min
We have to find the antifreeze in the system at the end of 5 minutes;
Here,
1 quart = 0.25 gallons
7 x 0.25 = 1.75 gallons of antifreeze
13 x 0.25 = 3.25 gallons of water
1 = 0.2 of 5
Minute 1 = 1.75 x 0.8 = 1.4Minute 2 = 1.4 x 0.8 = 1.12Minute 3 = 1.12 x 0.8 = 0.896Minute 4 = 0.896 x 0.8 = 0.7168Minute 5 = 0.7168 x 0.8 = 0.573440.57344 gallons = 2.29376 quarts
After 5 minutes there will be 2.29376 quarts of antifreeze in the system.
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A straight line is given as 2 x+4 -2 y-5=-3 z-6 (a) Determine the vector equation of the straight line. (b) Find the intersection point between the straight line with the plane yz
Answer:
a) r(t) = (10, 5, -5) + (5, 5, 0)*t
b) (0, -5, -5)
Step-by-step explanation:
a) 2x + 4 -2y -5 = -3z -6
2x - 2y +3z +5 =0
(10, 5, -5)
(15, 10, -5)
(5, 5, 0)
r = (10, 5, -5) + (5, 5, 0)*t
b) The yz plane is given by the equation x = 0.
x = 0 in the vector equation of a straight line if and only if t = -2, than r ( - 2) = (0, -5, -5) is the desired intersection point.
A rectangle has an area of 18 square centimeters.
Which of the following could be the rectangle's length and width?
(Area = length x width)
Choose all answers that apply:
B
C
1 cm and 18 cm
2 cm and 9 cm
3 cm and 6 cm
4 cm and 5 cm
Answer:
1 cm and 18 cm
2 cm and 9 cm
3 cm and 6 cm
Step-by-step explanation:
We need to find the factors of 18
which are; 1,18; 2,9; 3,6
So therefore we'd pick:
1 cm and 18 cm
2 cm and 9 cm
3 cm and 6 cm
I need it done very quick pls help
A sphere has a diameter of 24 mm. What is the volume of the sphere?
Answer:
Step-by-step explanation:
V=4/3πr^3=4/3·π·12^3≈7238.23
6x(2x+3)+1(2x+3)
Rewrite the expression
50 POINTS !!
PLEASE HELP ILL GIVE BRAINLIEST !!
Answer:
Step-by-step explanation: