Question

Multiply. 2x(x2 + 2x - 6)

Answer 1

2x(x2 + 2x - 6)
First add what is in the "(" wich is 2x+2x
2x(4x - 6)
Second multiply the 2x by the 4x & -6
8x-12x
Now subtract the -12x from the 8x
8x-12x = -4x

Answer 2

x = {1.645751311, -3.645751311}