Exercise30

Evaluate the following expressions.

  1. Evaluate \({-2x^{2}y}\) when \(x=-1\) and \(y=-5\text{.}\) \(\displaystyle{{-2x^{2}y}=}\)

  2. Evaluate \({\left(-2x\right)^{2}y}\) when \(x=-1\) and \(y=-5\text{.}\) \(\displaystyle{{\left(-2x\right)^{2}y}=}\)

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