Question

3x 2 -7x + 4 from 5x 2 - 3x + 8.

Answer 1

2x^2 +4x +4

Explanation:

5x ^2 - 3x + 8 - (3x ^2 -7x + 4)

Distribute the minus sign

5x ^2 - 3x + 8 - 3x ^2 +7x - 4

I like to put them vertically

5x ^2 - 3x + 8

- 3x ^2 +7x - 4

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2x^2 +4x +4