3 years ago

Question 3 of 10 Select the expression that is equivalent to (x + 4)^2.

1 answer:

3 0

Answer:

Step-by-step explanation:

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Fynjy0 [20]

Answer:

128.67 ft

Step-by-step explanation:

Let the height of the tower be x feet.

$\tan \: 65 \degree = \frac{x}{60} \\ \\ 2.1445069205 = \frac{x}{60} \\ \\ x = 2.1445069205 \times 60 \\ \\ x = 128.670415 \\ \\ x = 128.67 \: ft$

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Korvikt [17]

45 divided by 9 = 5
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fgiga [73]

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Snowcat [4.5K]

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Tju [1.3M]

Answer:

a = -3 b = -5 c = 9

Step-by-step explanation:

A quadratic function is written in the form

ax^2 +bx +c =0

-3x^2-5x+9=0

a = -3 b = -5 c = 9

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3 years ago

Question 3 of 10 Select the expression that is equivalent to (x + 4)^2.​