Mathematics, 14.07.2020 19:01 jessiegarrison1

Solve 1. 2x2 + 6x - 25 = 0

2. 3x2 + 9 = 0

3. x2- 8x - 48 = 0

4. x2 + 4x - 21 = 0
I need help solving all of these.

Answers: 1

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Solve 1. 2x2 + 6x - 25 = 0

2. 3x2 + 9 = 0

3. x2- 8x - 48 = 0

4....