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08-04-2020
Mathematics

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What is the discriminant of the quadratic equation 4x^2-7x-6=04x 2 −7x−6=0?

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sqdancefan sqdancefan

08-04-2020

Answer:

145

Step-by-step explanation:

The discriminant of quadratic ...

ax^2 +bx +c = 0

is ...

d = b^2 -4ac

For your quadratic, you have a=4, b=-7, c=-6, so the discriminant is ...

d = (-7)^2 -4(4)(-6) = 49 +96 = 145

The discriminant is 145.

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