Question

1. Sederhanakan bentuk akar:
a. 2√90
b. 3√180
c. 10√200

Answer 1

A. 2√90 = 2√2.3.3.5 = 2.3√2.5 = 6√10
b. 3√180 = 3√2.2.3.3.5 = 3.2.3√5 =18√5
c. 10√200 = 10√2.2.2.5.5 = 10.2.5√2 = 100√2

Answer 2

A.) 2√90 = 2 √9 x 10
             = 6 √10
b.) 3√180 = 3√ 36x 5
               = 18√5
c.) 10 √200 = 10 √100 x 2
                 = 100√2