Answer:
-4/243
Step-by-step explanation:
Your calculator can do this.
You know that 3³ = 27 and (-3)³ = -27. You also know that 3² = 9, and that anything to the zero power is 1. With these facts, you can simplify the expression to ...
-56, -7, -1, 0, 9, 33, 78
5.2 I am guessing.
y=4.5x
It's right on Khan Academy:)