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Please help me i dont get it
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5 votes
Please help me i dont get it

Please help me i dont get it-example-1
User Ernestina
by
6.8k points

2 Answers

2 votes
(9x^2 - 10 + 1) - (-2x^2 + 4x - 10)

9x^2 - 10 + 1 + 2x^2 - 4x + 10

9x^2 + 2x^2 - 4x = 11x^2 - 4x

-10 and 10 cancel each other out

and + 1 is left alone

11x^2 - 4x + 1

or I searched it up
Please help me i dont get it-example-1
User Rajat Bansal
by
7.8k points
4 votes

Answer:

-11x^2-6x-9

Explanation:

-2x^2+4x-10

- 9x^2-10x+1

___________

-11x^2-6x-9

User Yuri Steinschreiber
by
7.7k points
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