Answer:
f⁻¹(x) = x+2 / 3
Step-by-step explanation:
i dont have one. i just did it.
Answer:
The cost of the sweater would be $17.28
Step-by-step explanation:

You're correct with the answer you have selected. It's 7.2 x 10^7
Answer:
-
Step-by-step explanation:
The cosine half-angle formula is
=±
we can write

as

=-
=-
=-
(cosine is negative is in second quadrant)