Exercise56

Simplify the following expressions if possible.

1) \(\displaystyle{ {c^{3}+c^{3}}=}\)

2) \(\displaystyle{ (c^3)(c^3)=}\)

3) \(\displaystyle{ {c^{3}+c^{2}}=}\)

4) \(\displaystyle{ (c^3)(c^2)=}\)

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