Question

whether the given quadratic equation has real roots and so find the roots
if you don't know so please don't give the answer
it's humble request​

Answer 1

Step-by-step

for real roots we must have

d=(3_/b)²-4×3×(-b)

d=9b+12b

d=21b

d>0

so these equation have real and unequal roots

x=-3_/b+_/21b

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here is your answer