Add the following polynomials: (4x2 + 2x – 3) + (x2 – x + 9)

label Algebra
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Add the following polynomials: (4x2 + 2x – 3) + (x2 – x + 9)

May 5th, 2015

Just remove the parenthesis and combine like terms

4x^2 + 2x - 3 + x^2 - x + 9

= 5x^2 + x + 6

May 5th, 2015

Subtract the following polynomials: (–3x2 + 3x + 3) – (–2x2 – 10x + 2)

so would this be -x2+13x+1 ?


May 5th, 2015

YES, very good.

May 5th, 2015

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May 5th, 2015
Jun 26th, 2017
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