Answer:
8*8 = 64
Step-by-step explanation:
PERFECT SQUARE
Rational number because /An irrational number has endless non-repeating digits to the right of the decimal point.
Answer:
rectangle
kite
Step-by-step explanation:
Answer:
f⁻¹(x) = 2x - 8
f⁻¹(4) = 2 × 4 - 8
f⁻¹(4) = 0
Step-by-step explanation:

Let's test it

So we do indeed have the inverse function, so using that we can plug in the values requested:
f⁻¹(x) = 2x - 8
f⁻¹(4) = 2 × 4 - 8
f⁻¹(4) = 0
The best estimate is probably 4