klfred13 klfred13

18-11-2020
Mathematics

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find the discriminat 2x^2 + 8x - 9 = 0

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rashmeet21 rashmeet21

18-11-2020

Answer:

2x^2 + 8x - 9 = 0

2x^2 + 8x = 9

2x^2 + x = 9/8

x^2 + x = 9/8×2

x^2 + x = 9/16

2x = √9/16

x = √9/32

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