Start by looking at simplifying the smaller problems
anything to the power zero is 1

next apply the power of a power rule... multiply the powers

which becomes
Answer:
since the unknown amount can buy 100 pencils
he bought 70 pencils
therefore $4.50 can buy 30 pencils
so 1 pencils cost $4.50 /30=0.15
Answer:
9.1
Step-by-step explanation:
I think this because it is 9 boxes away from the other points, plus it sloped a bit...
Answer:
kenneth-privatetutoring.youcanbook.me
Step-by-step explanation:
Use the fundamental trigonometric equation

To rewrite the equation as

Subtract 1 from both sides:

Add
to both sides:

A multipication is zero if and only if one of the factors is zero. So, the solutions are given by

or
