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RUDIKE [14]
3 years ago
7

7. If f(x) = x2 – 3x, what is f(5)? a. 4 b. 8 C. 10 d. 16

Mathematics
2 answers:
AveGali [126]3 years ago
7 0
The answer is 10, so it would be C
Alina [70]3 years ago
5 0

Answer: C

Step-by-step explanation:

this is only the answer if the x is squared

plug 5 in for x

(5)^2-3(5)

25-15= 10

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Help please. only answer if you know :(
Harrizon [31]

Answer:

<em>x = 437.3 ft</em>

Step-by-step explanation:

<u>Right Triangles</u>

In right triangles, where one of its internal angles measures 90°, the trigonometric ratios are satisfied.

We have completed the figure below with the missing internal angle A that measures A = 90° - 29° = 61° because the lines marked with an arrow are parallel.

Given the internal angle A, we can relate the unknown side of length x with the known side length of 500 ft, the hypotenuse of the triangle. We use the sine ratio:

\displaystyle \sin 61^\circ=\frac{\text{opposite leg}}{\text{hypotenuse}}

\displaystyle \sin 61^\circ=\frac{x}{500}

Solving for x:

x = 500 \sin 61^\circ

Calculating:

x = 437.3 ft

7 0
3 years ago
Please help me Idk this
algol13
2.8 because the tenths place is right after the decimal point.
4 0
3 years ago
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Anyone good at angles? Stuck on this shape - find p &amp; q thanks! Give reasons for your answer
Svetllana [295]
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8 0
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Suppose f(x) = x2 and g(x)= (1/4x)2 Which statement best compares the
Umnica [9.8K]

Answer:

B. The graph of g(x) is the graph of f(x) horizontally stretched by a factor of 4.

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7 0
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Whitepunk [10]

Answer:

144

Step-by-step explanation:

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total surface area = 36 + 108 = 144

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