I've gone through my notes and I can't find any to help me solve the following, could anyone help me please? 1. Multiply: (n+6)^{3} Do you do n^{3}+216? 2. Factor: x^{3}+125 3. Factor: 16a^{4}-1
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Originally Posted by Kibbygirl I've gone through my notes and I can't find any to help me solve the following, could anyone help me please? 1. Multiply: (n+6)^{3} Do you do n^{3}+216? 2. Factor: x^{3}+125 3. Factor: 16a^{4}-1 1. Absolutely not. Either write it out in full as and expand, or apply . 2. Apply the sum of two cubes rule. 3. Write it as and apply the Difference of Two Squares rule.
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