Solve the quadratic equation by completing the square.
–3x^2 + 9x = 1
Could someone please give me the steps and an answer, please? I don't really understand the whole concept of this.

Question

Solve the quadratic equation by completing the square.
–3x^2 + 9x = 1
                        Could someone please give me the steps and an answer, please? I don't really understand the whole concept of this.

anonymous · Answer

Multiply each term by term and combine like terms to get:

3x*x² + 3x*-9x + 3x*2 + x² - 9x + 2
==> 3x³ - 27x² + 6x + x² - 9x + 2
==> 3x³ - 26x² - 3x + 2

anonymous · Answer

i hope that helps u @blessbails

anonymous · Answer

it does, thank you so much! @katragaddasaichandra

precal · Answer

|dw:1350657157354:dw|factor out the -3

precal · Answer

|dw:1350657183744:dw|