Exercise23

Evaluate the following expressions.

  1. Evaluate \({2x^{2}}\) when \(x=4\text{.}\) \(\displaystyle{{2x^{2}}=}\)

  2. Evaluate \({\left(2x\right)^{2}}\) when \(x=4\text{.}\) \(\displaystyle{{\left(2x\right)^{2}}=}\)

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