Question

Subtracting polynomials

Answer 1

Option 3

As we should subtract the polynomials with same power

So 12x^2-x^2= 11x^2

And same for x term

Hope it help

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Answer 2

The other polynomial is 11x^2 -3x

Explanation:

12x^2 -5x - ( x^2 -2x) = other polynomial

Distribute the minus sign

12x^2 -5x - x^2 +2x

Combine terms

11x^2 -3x

The other polynomial is 11x^2 -3x