Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$14 { \times }^{ 4 } -15 { \times }^{ 2 } -14$$

Answer

$$14*^5-15*^3-14$$

Solution


Remove parentheses.
\[14{}^{4}-15{}^{2}-14\]
Use Product Rule: \({x}^{a}{x}^{b}={x}^{a+b}\).
\[14{}^{5}-15{}^{2}-14\]
Use Product Rule: \({x}^{a}{x}^{b}={x}^{a+b}\).
\[14{}^{5}-15{}^{3}-14\]
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