Math, asked by sudeepsudeep3656, 23 days ago

The roots of the quadratic equation 4.x- - 81 = 0 are
+
+
A.
B.
IV 2
dla +
C.
81
+
4
D. +
9
2

Answers

Answered by Anonymous

0

Answer:

4x²+9−81+12x=0

4x²−72+12x=0

x²−18+3x=0

(x−3)(x+6)=0

x=3 and x=−6

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