Question

What is −4√12+√75 in simplest radical form? Enter your answer in the box.

Answer 1

−4√12+√75

= -4√(4 *3) + √(25 * 3)

= -4 * 2√3 + 5√3

= -8√3 + 5√3

= (-8 +5) √3

= -3√3

Answer 2

-4 sqrt (12) + sqrt (75)

-4 * sqrt (4*3) + sqrt (3*25)

-4* sqrt(4)*sqrt(3) + sqrt(25)*sqrt(3)

-4*2*sqrt(3) +5sqrt(3)

-8sqrt(3) +5sqrt(3)

-3sqrt(3)