Solve: 4x(2x + 3) = 36 solve the quadratic equations
Answers
Answered by
3
Step-by-step explanation:
4x(2x+3)=36
4x*2x + 4x*3 =36
8x² +12x = 36
dividing by 4 to both sides
2x² + 3x = 9
2x²+3x-9=0
2x²+6x-3x-9=0
2x(x+3)-3(x+3)=0
(2x-3)(x+3)=0
so
2x-3=0.
2x=3
x=3/2
or
x+3=0
x=-3
hope you have understood it...
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Answered by
1
Answer:
X = 3 / 2. or X = -3
Step-by-step explanation:
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