SOLUTION: hello! i need help with the following problem(s): multiply and simplify: show your steps. 1. sqrt15b * sqrt3b 2. sqrt5(2sqrt10+sqrt2x) 3. (2 - sqrt6)(1 + sqrt6) th

Algebra ->  Square-cubic-other-roots -> SOLUTION: hello! i need help with the following problem(s): multiply and simplify: show your steps. 1. sqrt15b * sqrt3b 2. sqrt5(2sqrt10+sqrt2x) 3. (2 - sqrt6)(1 + sqrt6) th      Log On


   

Question 883238: hello!
i need help with the following problem(s):
multiply and simplify: show your steps.
1. sqrt15b * sqrt3b
2. sqrt5(2sqrt10+sqrt2x)
3. (2 - sqrt6)(1 + sqrt6)

thank you so much.
anything helps :)
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
1. sqrt15b * sqrt3b
= sqrt%2815b%2A3b%29+=+sqrt%2845b%5E2%29+=+sqrt%289b%5E2%29%2Asqrt%285%29
= 3b%2Asqrt%285%29