(3x^2 + 2x -2) + ( -2x^2 + 5x+5) My answer 5x^2 + 7× +7 Am i right

Mathematics

1 answer:

sertanlavr [38]2 years ago

4 0

$(3x^2 + 2x -2) + ( -2x^2 + 5x+5)=\\
3x^2 + 2x -2 -2x^2 + 5x+5=\\
x^2+7x+3$

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