9^-2 = 1/81 or 0.0123
When there is a negative in front of the exponent it makes a fraction. It is usually just 1/the number it equals if it were positive.
Your answer should be x < 0 or x > 4.
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Part A= $27.32
Part B= $32.24
Answer: j=t^2+5
Step-by-step explanation:
