Math, asked by sreekar123496, 3 months ago

What is the value of D in the equation 9x2 + 15x + 4 = 0?
125
81
121
64

Answers

Answered by mbakshi37

4

Answer:81

D = b^2 - 4 ac

a=9

b=15

c=5

D= 225-144

=81

.

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