Anonymous

Algebra Y=3(x+5)(x-2) How Do You Solve. Is It 3xsquared+21x-30 Or 3xsquared+9x-30?

1 Answers

Anonymous Profile
Anonymous answered
  • well first you want to foil (x+5)(x-2)
  • x*x=xsquared
  • x*-2=-2x
  • 5*x=5x
  • 5*-2=-10
  • so then you get xsquared-2x+5x-10=xsquared+3x-10
  • now times that by 3
  • 3xsquared+9x-30
  • so y=3x2+9x-30

Answer Question

Anonymous