Question

24.The value of discriminant of quadratic equation x² - 4x + 2 = 0 is


(a) 4

(b) 8

(c) 16

(d) none of these

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Answer 1

Answer:

D = b^2 - 4ac

D= (-4) ^2 - 4 ×1×2

D= 16 -8

D=8

so, it is the answer.

Answer 2

Answer:

I think this answer is b=8

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