Question

IfA=3x*x- 4x +1 , B= 5x*x +3x+8, andC= 4x*x-7x+3, then finds+B-C

Answer 1

Answer:

B+C−A

=(5x

2

+3x−8+4x

2

−7x+3)−(3x

2

−4x+1)

=(9x

2

−4x−5)−(3x

2

−4x+1)

=9x

2

−4x−5−3x

2

+4x−1)

=6x

2

−6

Answer 2

Answer:

A+B-C = 4x^2 -8x+6

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