Asked by Angel

Simpilfy the radical expression by rationalzing the denoiminator?

3/sqrt15

a)sqrt45/15
b)sqrt15/5
c)5sqrt15***
d)sqrt3

8 years ago

Answered by Damon

3 / sqrt 15 * (sqrt 15/sqrt 15)

= 3 sqrt 15 /15 = sqrt 15 / 5

Hey , just keep your cool and do them step by step.

8 years ago

Answered by Angel

Thanks! Neede that

8 years ago

Answered by Scott

multiply by ... √15 / √15

3 √15 / 15

cancel 3

√15 / 5

8 years ago

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