Question

Multiply Radical Expression

3/√10-3

So far i have
(3/√10-3)(√10-3/√10-3)= 3√10-9/√100+9
3√10-9/10+9
3√10-9/19

*Answer is 3√10+9

Answer 1

3/sqrt(10-3) ?

Answer 2

no its not...sorry

Answer 3

thank you... was trying to type it in equation but its late and im tired.... thanks again

Answer 4

so when you multiple them the negative turns positive in order to cross cancel...why cant my teacher just say that lol

Answer 5

Because most teachers can't teach. Sadly.