CPM Homework Help : CCA Problem 2-7

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2-7.

Evaluate each expression if $r=−3$ , $s=4$ , and $t=−7$ .

$\sqrt { s } + | r |$

$\frac { S - r } { t }$

$2s^3+r−t$

$\sqrt [ 3 ] { 2 ( t - r ) }$

Hint:

Substitute the given values for the correct variable. Evaluate.

Answers:

(a) 5 (d) −2

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