Answer:
(3, 3)
Step-by-step explanation:
The point original at (-3, 5)
Translate down 2 units; the new point will be located (-3, 3)
Then reflect the result over the y-axis. Meaning the x will be the opposite sign.
So, the coordinates of the final point are (3, 3)
i need helpppp again
Answer:
2/7b + 10
Step-by-step explanation:
Sort the polygons.
Squares Not squares
Polygons are shapes that have the following:
-sides are all straight
-no overlapping
-shape is always closed
Hope this helps :)
NEED ANSWER IN Q ASAP- 50 POINTS
Answer:
\(\sf c = -4\) and \(\sf b = -6\)
Explanation:
using the formula: \(\sf x = \frac{ -b \pm \sqrt{b^2 - 4ac}}{2a}\)
Here the a = 1
using the equation:
\(3 \pm\sqrt{13}= \frac{ -b \pm \sqrt{b^2 - 4(1)c}}{2(1)}\)
\(6 \pm2\sqrt{13}= -b \pm \sqrt{b^2 - 4(1)c}}\)
matching the coefficients: b = - 6
find c:
\(6 \pm2\sqrt{13}= -(-6) \pm \sqrt{(-6)^2 - 4(1)c}}\)
\(6 \pm2\sqrt{13}= 6 \pm \sqrt{36 - 4c}}\)
\(\sf 6 \pm\sqrt{52}= 6 \pm \sqrt{36 - 4c}}\)
\(\sf 36-4c = 52\)
\(\sf -4c = 52-36\)
\(\sf -4x = 16\)
\(\sf c = -4\)
When Elias drives 100 miles on the highway, his car uses 4 gallons of gasoline. How much gasoline would his car use if he drives 250 miles on the highway?
Answer: x = 10
Step-by-step explanation: 4 times 250 is 1000 and divided by 100 is 10
Solve the equation in standard form
The solutions to the equation -30x² + 9x + 60 = 0 are x = 5/2 and x = -4/5.
To solve the equation, we can start by bringing all the terms to one side to have a quadratic equation equal to zero. Let's go step by step:
-5/3 x² + 3x + 11 = -9 + 25/3 x²
First, let's simplify the equation by multiplying each term by 3 to eliminate the fractions:
-5x² + 9x + 33 = -27 + 25x²
Next, let's combine like terms:
-5x² - 25x² + 9x + 33 = -27
-30x² + 9x + 33 = -27
Now, let's bring all the terms to one side to have a quadratic equation equal to zero:
-30x² + 9x + 33 + 27 = 0
-30x² + 9x + 60 = 0
Finally, we have the quadratic equation in standard form:
-30x² + 9x + 60 = 0
Dividing each term by 3, we get:
-10x² + 3x + 20 = 0
(-2x + 5)(5x + 4) = -10x² + 3x + 20
So, the factored form of the equation -30x² + 9x + 60 = 0 is:
(-2x + 5)(5x + 4) = 0
Now we can set each factor equal to zero and solve for x:
-2x + 5 = 0 --> x = 5/2
5x + 4 = 0 --> x = -4/5
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is w in {, , }? how many vectors are in {, , }? b. how many vectors are in span{, , }? c. is w in the subspace spanned by {, , }? why?
Since there are only two vectors in the subspace spanned by {u, v}, w is not there in the subspace.
No, w is not in {u, v}. Two vectors are there in the set {u, v}. b. Two vectors are in span{u, v}. c. w is not in the subspace spanned by {u, v}. Let's find out the details about these terms and answers.In linear algebra, a vector is a matrix with a single column or a single row. Spanning is a collection of vectors that could be reached by linear combination. In this question, {u, v} denotes the two vectors and we need to find out if w is there in the set or not.
The second part of the question asks about how many vectors are in the span of {u, v}? Since we have only two vectors in the set {u, v}, there are only two vectors in span{u, v}.The third part of the question is asking if w is in the subspace spanned by {u, v}.
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Two angles of a triangle are 120° and 6º.
What is the measure of the third angle?
8 degrees
54 degrees
36 degrees
24 degrees
Answer:
54 degrees
Step-by-step explanation:
120+6= 126
180-126=54
13.
In circle A, secant EC and tangent BC intersect at C.
mEB = 166° and mBD = 80°
B
А.
С
What is mZBCD ?
we are given that circle A has a secant EC and a tangent BC that intersect at point C. We are also given that mEB = 166° and mBD = 80°. Our task is to find the measure of angle ZBCD, which is formed by the intersection of secant EC and tangent BC.
To find mZBCD, we first need to find mECB. Since EC is a secant and BC is a tangent to circle A, and EC and BC intersect at C, we know that:
mECB = mBEC (because they are opposite angles formed by intersecting lines)
Also, mBEC = 180° - mEB (because BEC is a straight line)
So, mECB = 180° - mEB = 180° - 166° = 14°
Since mBD is 80°, we have:
mZBCD = mECB + mBD = 14° + 80° = 94°
So, mZBCD = 94°. This means that angle ZBCD is 94°.
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PLEASE HELP ME IM BEING TIMED
The domain of the function is defined as 0 ≤ x ≤ 4.
option A is the correct answer.
What is the domain of a function?A domain of a function refers to "all the values" that can go into a function without resulting in undefined values.
So the domain of a function is the set of x values, while the range of a function is the set of y values.
From the given statement, the range of the function is defined as;
y = vt
where;
v is the speedt is the time of motiony = 60 mph x 4 hr
y = 240 miles
From the given statement, the domain of the function is defined as;
0 ≤ x ≤ 4
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Consider the equation 2/5y = 20. Tell whether each statement is true or false
a. You can solve the equation by multiplying both sides by 5/2
b. You can solve the equation by dividing both sides by 2/5
c. The equation has the same solution as 5/2y = 20
d. The equation has the same solution as 4/5y = 40
Hurry please!!
Answer:
A. True
B. False
C. False
D. True
Step-by-step explanation:
#a
True
2/5×5/2=1 hence you can use it#b
False
2/5×2/5=4/25 you can't use it#c
False
#d
Let's check
2/5y×2=20=24/5y=40True
What additional information must be known to prove the triangles similar by SSS?
A)
The lengths of and
B)
∠F ≅ ∠K
C)
No additional information is needed.
D)
∠D ≅ ∠J
The angle also should be known to prove congruency.
What is congruence?It states that two triangles are said to be congruent if they are exact copies of one another and completely cover one another when superposed. In other words, two triangles are congruent if their corresponding sides and angles are equal to those of the first triangle.
A congruence theorem, is AAA?It is ineffective to only know angle-angle-angle (AAA), as this can result in triangles that are similar but not congruent. There are four short cuts that can be used to check whether two triangles are congruent.
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Is ozone harmful to health?
Ozone can be both harmful and beneficial to health, depending on its location in the atmosphere and the levels at which it is present.
In the stratosphere (the layer of the atmosphere that is located about 10-50 kilometers above the Earth's surface), ozone is a beneficial gas that protects life on Earth by absorbing harmful ultraviolet (UV) radiation from the sun. However, at ground level, ozone can be harmful to health, particularly for people with respiratory problems such as asthma.
Exposure to high levels of ozone can irritate the respiratory system and cause coughing, throat irritation, and chest pain. It can also worsen bronchitis, emphysema, and other lung diseases. Ozone can also reduce lung function and inflame the linings of the lungs, leading to more serious health problems.
It is important to note that ground-level ozone is not emitted directly into the air, but is formed when pollutants from sources such as vehicle exhaust, power plants, and industrial facilities react with sunlight and heat.
Therefore, Ozone can be both harmful and beneficial to health.
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Mr. Tanaka needs to dig 24 holes to put up fence posts around his lawn. He has already dug 10 holes. Which equations can be used to find how many holes, h, Mr. Tanaka has left to dig?
Select all the correct equations.
24−h=10
10+h=24
h−24=10
24+10=h
h+10=24
use the law of exponents to rewrite (5^9)^2
will give brainiest and 50 point bet u do not get it right
Answer:
I'm pretty sure it's:
5x5x5x5x5x5x5x5x5 x 2x2
State if the polygons are similar
Answer:
Yes, they are similar by SSS
Solve the equation –2 +3|4x 3) = 16.
The solutions are x=
and x =
Answer:
x=1.144714
Step-by-step explanation:
Let's solve your equation step-by-step.
−2+(3)(4)x3=16
solving system by elimination
2x-3y=14
x+3y=-11
By using the elimination method, the solution of the given equations are x = 1 and y = -4
The equations are
2x - 3y = 14
x + 3y = -11
Here we have to use the elimination method. Eliminate one variable and find another variable
Add the equation 1 and 2. Then we can eliminate the y terms
2x + x = 14 - 11
3x = 3
x = 3/3
x = 1
The value of x = 1
Substitute the value of x in the first equation
2x - 3y = 14
2(1) - 3y = 14
2 - 3y = 14
3y = -14+2
3y = -12
y = -12/3
y = -4
The value of y = -4
Hence, by using the elimination method the solution of the given equations are x = 1 and y = -4
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Stephanie and Tamara both started running a race at 8:15 A.M. Stephanie finished the race in
4 hours 30 minutes. Tamara finished the race in 1 hour 15 minutes after Stephanie did. At
what time did Tamara finish the race?
Answer:
12:45 pm
Step-by-step explanation:
She started at 8:15 we can add the 15 minutes to 30 minutes and get 45 minutes then we add the 4 hours to 8 am and get 12 pm. add the 45 minutes and you get 12:45 pm
etermine whether the given linear operator/matrix is diagonalizable. (a) T: R³ R³ with T(1, 1, 1) = (2, 2, 2), T(0, 1, 1) = (0, −3,−3) and T(1, 2, 3) = (–1, −2, -3) -2 (b) C = -2² 3 1
(a) On the basis of eigenvectors for T, it is diagonalizable.
(b) C is diagonalizable.
To determine whether the given linear operator/matrix is diagonalizable, we need to check if it has a complete set of linearly independent eigenvectors. Let's analyze both parts of the question:
(a) T: R³ → R³ with T(1, 1, 1) = (2, 2, 2), T(0, 1, 1) = (0, -3, -3), and T(1, 2, 3) = (-1, -2, -3).
To check if T is diagonalizable, we need to find the eigenvalues and eigenvectors.
First, let's find the eigenvalues:
We solve the equation T(v) = λv, where v is a vector and λ is a scalar.
From the given information:
T(1, 1, 1) = (2, 2, 2) --> T - 2I = [[0, 0, 0], [0, 0, 0], [0, 0, 0]]
T(0, 1, 1) = (0, -3, -3) --> T - λI = [[-λ, 0, 0], [0, -λ, 0], [0, 0, -λ]]
T(1, 2, 3) = (-1, -2, -3) --> T - λI = [[-1-λ, 0, 0], [0, -2-λ, 0], [0, 0, -3-λ]]
To find the eigenvalues, we need to solve the equation det(T - λI) = 0:
det([[-λ, 0, 0], [0, -λ, 0], [0, 0, -λ]]) = (-λ)(-λ)(-λ) = -λ³
Setting -λ³ = 0 gives λ = 0 as a possible eigenvalue.
To find the eigenvectors, we solve the equation (T - λI)v = 0 for each eigenvalue:
For λ = 0, we have (T - 0I)v = 0:
[[-2, 0, 0], [0, -2, 0], [0, 0, -2]]v = 0
Row reducing the augmented matrix [[-2, 0, 0, 0], [0, -2, 0, 0], [0, 0, -2, 0]], we get:
[1, 0, 0, 0]
[0, 1, 0, 0]
[0, 0, 1, 0]
This shows that the null space of (T - 0I) is spanned by the vectors [1, 0, 0], [0, 1, 0], and [0, 0, 1]. These vectors form a basis for R³.
Since we have a basis of eigenvectors for T, it is diagonalizable.
(b) C = [[-2², 3], [1, -2]]
To check if C is diagonalizable, we need to find the eigenvalues and eigenvectors.
The eigenvalues of C are the solutions to the equation det(C - λI) = 0:
det([[-2² - λ, 3], [1, -2 - λ]]) = (-2² - λ)(-2 - λ) - 3 = λ² + 4λ + 1
Therefore, C is diagonalizable.
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please help me with this
The point (1,2) is the point of intersection of the two lines.
How to verify the pointIt should be noted that to verify if the point (1,2) is a solution to the system of linear equations, we need to substitute x=1 and y=2 into both equations and check if they are true.
The equation is true, so (1,2) is a solution to the first equation.
Substituting x=1 and y=2 into the second equation also makes the equation true.
Therefore, the point (1,2) is the point of intersection of the two lines.
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There are 2.54 centimeters in 1 inch. There are 100 centimeters in 1 meter.
To the nearest meter, how many meters are in 279 inches?
Answer:
the whole number is 1.09842519685
that is in meters
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
Please answer, don't troll please
Answer: The second one
Step-by-step explanation: Because I said so nons
Which equation does the graph below represent
Answer:
4) y=-4x
Step-by-step explanation:
The lines goes down 4 units as it moves 1 unit right.
Rewrite sin (x - pi/6) in terms of sin (x) and cos (x).
Thus, we have rewritten sin (x - pi/6) in terms of sin (x) and cos (x) as: sin (x - pi/6) = (sqrt(3)/2) sin x - (1/2) cos x
To rewrite sin (x - pi/6) in terms of sin (x) and cos (x), we can use the trigonometric identity for the sine of the difference between two angles:
sin (a - b) = sin a cos b - cos a sin b
In this case, we can let a = x and b = pi/6, so we have:
sin (x - pi/6) = sin x cos (pi/6) - cos x sin (pi/6)
We know that cos (pi/6) = √(3)/2 and sin (pi/6) = 1/2, so we can substitute those values into the equation:
sin (x - pi/6) = sin x (√(3)/2) - cos x (1/2)
Thus, we have rewritten sin (x - pi/6) in terms of sin (x) and cos (x) as:
sin (x - pi/6) = (√(3)/2) sin x - (1/2) cos x
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Four wildland firefighting crews are approaching a small, growing
fire, as shown. The crews are at the positions labeled A, B, C, and
D. Which position is closest to the fire?
Assuming that the crews are approaching the growing wild fire in a form that assumes polygonal dimensions as depicted in the image attached, the crew with the shortest distance to the fire is the closest to the fire. Hence the crew with the shortest distance to the fire is Crew B.
What is distance and position?The distance of position between two places on a line or line segment is the length along the line or line segment between the specified spots.
It can also be defined as the numerical measurement of the distance between two objects or places.
Hence, according to the image attached, the crew closest to the fire is Crew B.
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What is the equation of a line with slope = 10 and contains the point (4,3)? This should be done in slope-intercept form.
Answer:
y = 10x-37
Step-by-step explanation:
The slope intercept form of a line is
y = mx+b where m is the slope and b is the y intercept
y = 10x+b
Substitute the point into the equation
3 = 10*4+b
3 = 40+b
Subtract 40
3-40 = 40+b-40
-37 = b
y = 10x-37
Answer: y = 10x - 37
Step-by-step explanation:
Hope it helps <3
A tailor uses 225/8 yards of fabric to make four suits. The fabric costs $44.50 per yard. How much does the tailor pay for fabric to make the four suits? A $100.68 B $67.13 C $1,006.81 D $268.50
Total cost:-
\(\\ \sf\longmapsto 225/8(44.5)\)
\(\\ \sf\longmapsto 28.1(44.5)\)
\(\\ \sf\longmapsto 1251.5\$\)
Recheck the question options
Valerie deposits $1,900 in an account that
earns 3% interest, compounded quarterly.
How much is in the account after six years?
Answer:
$2273.19
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightAlgebra I
Compound Interest Rate Formula: \(\displaystyle A = P(1 + \frac{r}{n})^{nt}\)
A is final amountP is principle amountr is raten is compound ratet is time (in years)Step-by-step explanation:
Step 1: Identify Variables
P = $1900
r = 3% = 0.03
n = 4
Step 2: Solve for A
Substitute [CIRF]: \(\displaystyle A = 1900(1 + \frac{0.03}{4})^{4(6)}\)(Parenthesis) Divide: \(\displaystyle A = 1900(1 + 0.0075)^{4(6)}\)(Parenthesis) Add: \(\displaystyle A = 1900(1.0075)^{4(6)}\)(Exponents) Multiply: \(\displaystyle A = 1900(1.0075)^{24}\)Exponents: \(\displaystyle A = 1900(1.19641)\)Multiply: \(\displaystyle A = 2273.19\)which equations have the same solution
0.3=x-5/13
1.2=x-0.8/4
0.4=x-1.2/8
0.9=x-0.1/5
x-7(x-2)=10x+9-x
i need the answer asap pls
Step-by-step explanation:
x−7(x−2)=10x+9−x
Step 1: Simplify both sides of the equation.
x−7(x−2)=10x+9−x
x+(−7)(x)+(−7)(−2)=10x+9+−x(Distribute)
x+−7x+14=10x+9+−x
(x+−7x)+(14)=(10x+−x)+(9)(Combine Like Terms)
−6x+14=9x+9
−6x+14=9x+9
Step 2: Subtract 9x from both sides.
−6x+14−9x=9x+9−9x
−15x+14=9
Step 3: Subtract 14 from both sides.
−15x+14−14=9−14
−15x=−5
Step 4: Divide both sides by -15.
−15x−15=−5−15
x=13
Answer:
x=13