Problem : Simplify (5x)3 -12() + (4x2)2.

-12x6 +16x4 +125x3

Problem : Simplify (3xy)2 -9xy2 +10.

19x2y2 -9xy2

Problem : Simplify 7(3x)3 -12(4x)2 + 6(3x).

189x3 -192x2 + 18x

Problem : Simplify - (x2)3 + (3x3)2 + (5x)2(5x2)

6x13 + 8x6 +125x4

Problem : Simplify - -4x( + .

-12x5 +4x + 10 - 5x-8