Question

Evaluate 150 – (2 + x) when z 2' = 2.

Answer 1

To do this, replace x = 2 in the given equation, like this

$\begin{gathered} 150-(2+x)^3 \\ \text{ Replacing} \\ 150-\mleft(2+2\mright)^3=150-(4)^3=150-64=86 \end{gathered}$

Therefore, the value of the expression is 86.