SOLUTION: √27x² - x√48 + 2√75x² Please help me! Thanks

Algebra ->  Radicals -> SOLUTION: √27x² - x√48 + 2√75x² Please help me! Thanks      Log On


   

Question 1058308: √27x² - x√48 + 2√75x²
Please help me! Thanks
Found 2 solutions by ikleyn, MathTherapy:
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.
  sqrt%2827%29%2Ax%5E2+-+sqrt%2848%29%2Ax+%2B+2%2Asqrt%2875%29%2Ax%5E2 = 

= 3%2Asqrt%283%29%2Ax%5E2+-+4%2Asqrt%283%29%2Ax+%2B+2%2A5%2Asqrt%283%29%2Ax%5E2 = 

= 13%2Asqrt%283%29%2Ax%5E2+-+4%2Asqrt%283%29%2Ax =

= sqrt%283%29%2Ax%2A%2813x+-4%29.

Hey, I really don't know if x^2 is under the square root.

In my calcs I supposed it is not.

If I was wrong, it is your fault, not my.


Answer by MathTherapy(10552) About Me  (Show Source):
You can put this solution on YOUR website!

√27x² - x√48 + 2√75x²
Please help me! Thanks
sqrt%2827x%5E2%29+-+x+%2A+sqrt%2848%29+%2B+2sqrt%2875x%5E2%29