4 x square - 12 x + 9
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4x²-12x+9=0
=>4x²-6x-6x+9=0
=>2x(2x-3)+3(2x-3)=0
=>(2x-3)(2x-3)=0
2x-3=0
2x=3
x=3/2
Answered by
0
4x²-12x+9=0
=>4x²-6x-6x+9=0
=>2x(2x-3)+3(2x-3)=0
=>(2x-3)(2x-3)=0
2x-3=0
2x=3
x=3/2
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