SOLUTION: Perform the indicated multiplication. Then simplify each radical expression. √7(2√3 + 3 √7)

Algebra ->  Radicals -> SOLUTION: Perform the indicated multiplication. Then simplify each radical expression. √7(2√3 + 3 √7)       Log On


   

Question 78155: Perform the indicated multiplication. Then simplify each radical expression.

√7(2√3 + 3 √7)
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt%287%29%282%2Asqrt%283%29%2B3%2Asqrt%287%29%29
%282%2Asqrt%283%29%2Asqrt%287%29%2B3%2Asqrt%287%29%2Asqrt%287%29%29 Distribute
%282%2Asqrt%283%2A7%29%2B3%2Asqrt%287%2A7%29%29 Combine the square roots
%282%2Asqrt%2821%29%2B3%2Asqrt%2849%29%29 Multiply.
%282%2Asqrt%2821%29%2B3%2A7%29 Reduce
%282%2Asqrt%2821%29%2B21%29 Multiply. So this is the reduced form