Question 834769
Subtract 4 from z. <pre>That's "z take away 4"

z-4</pre>Multiply this difference by 5.<pre>5(z-4)</pre>Now square this product.<pre>[5(z-4)]²
</pre>Find the value of this expression when z = 6<pre>[5(z-4)]² =
[5(6-4)]² =
[5(2)]² =
[10]² =
100

Edwin</pre>