Answer:
answer the cost will be higher
Answer: 0.72
Step-by-step explanation:
Hope that helps :)
Answer:
1. 81
2. 4 (square root of) 25^3
3. 30 (square root of) 10
Hello macelynn190!



To solve this question we need to substitute the given values of 'a' & 'b' in the equation & then simplify it.
Given,
Now, substitute this in the place of 'a' & 'b'..

Lastly, simplify it...

- The answer is <u>-</u><u>9</u><u>/</u><u>2</u><u> </u><u>or </u><u>-</u><u>4</u><u>.</u><u>5</u>
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Hope it'll help you!
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