Question

Simplify the quantity 12 minus three fifths times the square root of 25 end quantity squared plus the quantity 2 minus 4 end quantity squared.

A. 1,804
B. 814
C. 85
D. 18

Answer 1

C. 85

Explanation:

You want to evaluate the expression ...

(12 -3/5√25)² +(2 -4)²

Evaluation

We can start inside the parentheses, and start with the root there.

= (12 -3/5(5))² +(-2)²

= (12 -3)² +4

= 9² +4

= 81 +4 = 85

The value of the expression is 85, choice C.

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