SOLUTION: y=radical sign over 3a^3+3b find the value of y where a=2 and b=4

Algebra ->  Radicals -> SOLUTION: y=radical sign over 3a^3+3b find the value of y where a=2 and b=4      Log On


   

Question 67994: y=radical sign over 3a^3+3b find the value of y where a=2 and b=4
Answer by tutorcecilia(2152) About Me  (Show Source):
You can put this solution on YOUR website!
y=%28sqrt%283a%5E3%2B3b%29%29
y=+%28sqrt%283%29%282%29%5E3%2B3%284%29%29 [substitute a=2 and b=4]
y=%28sqrt%28%283%29%288%29%2B12%29%29%29
y=%28sqrt%2824%2B12%29%29%29
y=%28sqrt%2836%29%29%29
y=6