Facto factorise 4 x square + 12 x + 9
Answers
Answered by
1
Answer:
(2x + 3)²
Step-by-step explanation:
4x² + 12x + 9
4x² + 6x + 6x + 9
2x(2x + 3) + 3(2x + 3)
(2x + 3) (2x + 3)
(2x + 3)²
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Answered by
0
Answer:
4x^2+12x +9=0
=>4x^2 +(6+6)x+ 9=0
=>2x(2x+3)+ 3(2x+3)=0
=>(2x+3)(2x+3)=0
=>2x+3=0 or 2x+3=0
=>x= -3/2 or x= -3/2
Step-by-step explanation:
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