The simplified expression of
is 
<h3>How to simplify the expression?</h3>
The expression is given as:

Expressions raise to power 0 is 1.
So, we have:

Apply the law of indices to expression with common base

Evaluate the sum and difference

Remove the bracket

Hence, the simplified expression of
is 
Read more about exponents at:
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Answer:
Step-by-step explanation: look at the picture
6/18= 1/3 a simplest fraction
the local maximum is at x = -2.2 and has a value of 72.576
Answer:
the first one on the left closest to the question.
Step-by-step explanation:
Graph the inequality by finding the boundary line, then shading the appropriate area.