tolong ya kak(!!!) (1). akar √90 per √72 di sederhanakan menjadi .... (2). 3¼ x 3¾=

jawab

1)
√90/√72 =  (3 √10)/(6√2)
= (3 √10)(√2) / (6√2)(√2)
= (3√20)/(12)
= 3 (2 √5)/ (12)
= 6 √5/12
= 1/2  √5

2)

3^(1/4) . 3^(3/4)
= 3 ^(1/4 + 3/4)
= 3^(4/4)
= 3^1
= 3

#SemogaBenardanBermanfaat