Example

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

Question

$$5 { \times }^{ 4 } -6 { \times }^{ 2 } y$$

Answer

$$5*^5-6*^3*y$$

Solution


Remove parentheses.
\[5{}^{4}-6{}^{2}y\]
Use Product Rule: \({x}^{a}{x}^{b}={x}^{a+b}\).
\[5{}^{5}-6{}^{2}y\]
Use Product Rule: \({x}^{a}{x}^{b}={x}^{a+b}\).
\[5{}^{5}-6{}^{3}y\]
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