Question

What must be added to 2x2-5x+6 to get x3-3x2+3x-5?

Answer 1

Step-by-step explanation:

Let the number to be added be A

2x2-5x+6 + A = x3-3x2+3x-5

= A = x3-3x2+3x-5 - 2x2 +5x -6

=A = x3 -3x2 -2x2 +3x +5x -5 -6

=A = x3 - 5x2 + 8x - 11

So, x3 - 5x2 + 8x - 11 must be added.

Answer 2

Answer:

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