SOLUTION: Simplify.
x times the square root of 18 - 3 times the square root of 8x squared
(square root of 3 + 5)(square root of 3 - 3)
Algebra.Com
Question 118077: Simplify.
x times the square root of 18 - 3 times the square root of 8x squared
(square root of 3 + 5)(square root of 3 - 3)
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
(square root of 3 + 5)(square root of 3 - 3)
-----------
(sqrt3 + 5)(sqrt3 - 3)
Use FOIL:
F: sqrt3*sqrt3 = 3
O: -3sqrt3
I: 5sqrt3
L: -3*5=-15
---------
Combine to get:
= -12+2sqrt(3)
====================
Cheers,
Stan H.
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