What should be added to -4x^2+3x+1 to get 2x^2-9x+1 – InterviewSolution

1.	What should be added to -4x^2+3x+1 to get 2x^2-9x+1
Answer» let the REQUIRED NUMBER be A so the equation will be -4x²+3x+1+A = 2x²-9x+1A= 2x²-9x+1-(-4x²+3x+1)A= 2x²-9x+1+4x²-3x-1A= 6x²-12x so the required EXPRESSION is 6x²-12xhope it HELP THANKYOU ;)

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