Question

2x^2+5x-7=0... ...... . . ..

Answer 1

Answer:

${2x}^{2} + 5x - 7 = 0 \\ {2x}^{2} + 7x - 2x - 7 = 0 \\ x(2x + 7) - 1(2x + 7) = 0 \\ (x - 1)(2x + 7) = 0 \\ x = \: 1 \: and \: x = \frac{ -7 }{2}$

Answer 2

Answer:

2x² + 5x - 7 = 0

2x² + 7x - 2x -7=0

x = 1 and x = -7/2.

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Step-by-step explanation:

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