From a point on the ground 47 feet from the foot of a tree, the angle of elevation of the top of the tree is 35º. Find the height of the tree to the nearest foot.

7 0

2 years ago

Can you guys help me? The question is in the image

Ganezh [65]

Ugh can I see the fulll question

6 0

2 years ago

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Combine, and simplify the following radical expressions:<br><br> √7-5/√7+√8

solmaris [256]

$\frac{\sqrt{7}-5}{\sqrt{7}+\sqrt{8}}$

Rationalize.

$-7+2\sqrt{14}+5\sqrt{7}-10\sqrt{2}$

This can be further simplified to the decimal:

-0.43006...

I hope this helps :)

7 0

3 years ago

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If 5x + 4y= 13 and 4x + 5y = 14, find the value of (x - y).

soldi70 [24.7K]

Answer:

x - y = - 1

Step-by-step explanation:

Given the 2 equations

5x + 4y = 13 → (1)

4x + 5y = 14 → (2)

Subtract (2) from (1) term by term , that is

(5x - 4x) + (4y - 5y) = 13 - 14

x - y = - 1

8 0

2 years ago

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