Example

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

Question

$${ x }^{ 2 } \times (- { x }^{ 2 } )$$

Answer

$$-x^4$$

Solution


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