Asked by nisreen

Simplify the following expression in your notebook. Select the correct answer.

7 - 3[(n3 + 8n) ÷ (-n) + 9n2]
Answered by Steve
7 - 3[(n^3 + 8n) ÷ (-n) + 9n^2]
7 - 3[-(n^2 + 8) + 9n^2]
7 - 3[8n^2 - 8]
7 - 24n^2 + 24
-24n^2 + 31
Answered by Emily
Perform the indicated operation.



(r4 - r2 + 4) ÷ (r2 - r + 2)

r² + r - 2
r² + r - 2 R -4r
r² + r - 2 R -4r+8
Answered by Simplify
Simplify
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