# simply this

#### dianuhhhh

##### New member
how would you simplify sq root of 7 over sqroot of 8?

#### Denis

##### Senior Member
dianuhhhh said:
how would you simplify sq root of 7 over sqroot of 8?
type those like this: sqrt(7) / sqrt(8)

Multiply numerator and denominator by sqrt(8):
sqrt(7) * sqrt(8) = sqrt(56)
sqrt(8) * sqrt(8) = 8
So we now have: sqrt(56) / 8

sqrt(56) = sqrt(4 * 14) = 2sqrt(14)
So now we have: 2sqrt(14) / 8 = sqrt(14) / 4 ; capish?