Question

The sum of two trinomials is 7x2 - 5x + 4. If one of the trinomials is 3x2 + 2x - 1, then what is the other trinomial?

Answer 1

4x^{2} - 7x + 5

Explanation:

Math

Answer 2

Answer: 4x^{2} - 7x + 5

Explanation:

Let y be the number

`3x^(2) +2x - 1 + y = 7x^(2) - 5x + 4`

`y = 7x^(2) - 5x + 4 - 3x^(2) - 2x + 1`

`y = 4x^(2) - 7x + 5`