Exercise23

Evaluate the following expressions.

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

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

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