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2 years ago

13

Which function below is the inverse of f(x) = x2 − 9? ±square root of the quantity x plus 9 x squared over 9 ±three times the sq

uare root of x 1 over quantity x squared minus 9?

2 answers:

Elena L [17]2 years ago

7 0

Answer:

Step-by-step explanation:

The first answer.

Pachacha [2.7K]2 years ago

5 0

Its the first answer

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We know

$\boxed{\sf cos\Theta=\dfrac{b}{h}}$

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