Question

Write the discriminate of each of the following quadratic equation:
4x2 + 5x + 7 = 0

Answer 1

Step-by-step explanation:

value of Discriminant is = ∆ = b^2 - 4ac

Here , a = 4 , b = 5 , c = 7

∆ = b^2 - 4ac

∆ = (5)^2 - 4 × 4 × 7

∆ = 25 - 112

∆ = - 87

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