English, asked by shameek1313, 9 months ago

4x2-12x+9=0 by quadratic formula

Answers

Answered by banerjeehritama

3

Answer:

Explanation:

=4x²-(6+6)x+9=0

=4x²-6x-6x+9=0

=(4x²-6x)-(6x-9)=0

=2x(2x-3)-3(2x-3)=0

=(2x-3)(2x-3)=0

∴2x-3=0 ⇒ x= 3/2,3/2

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