Question
Perform the indicated operations.$$(3 r+2)-\left(r^{2}+5 r-1\right)-\left(-9 r^{3}-r+6\right)$$
Step 1
Step 1: First, we write down the given expression: $$ (3 r+2)-\left(r^{2}+5 r-1\right)-\left(-9 r^{3}-r+6\right) $$ Show more…
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