Question

Hitunglah :
A. √20 x √5 =
B. (³√4)^6
C. √5^7/5
D. √75 - √12
E. 5√75 : 2√2

Answer 1

A. √20 x √5 = √100 = 10

B. (³√4)^6 = 4^6/3 = 4² = 16

C. √5^7/5 = 5^7/5/2 = 5^7/10 = 10√5^7

D. √75 - √12
= √25.3 - √4.3
= 5√3 - 2√3
= 3√3

E) 5√75 : 2√2
5√25.3 : 2√2
25√3 : 2√2
25√3/(2√2) x (2√2)/(2√2)
50√6/8
50/8 √6
6 2/8 √6
6 1/4 √6