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2x²-3x-9=0
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what did you get as your answer?
2x²-6x+3x-9 =0 and so on...
it's a " solving quadratic equation "
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make it like that (ax+b)(cx+d)=0 and you will get 2 solutions
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thanks @YanaSidlinskiy
Your Welcome!:D
2x²-6x+3x-9 =0 2x(x-3) +3(x-3)=0 (2x+3)(x-3)=0
hence x=3 or x=-3/2
well this is my way of doing these kind of equation.|dw:1404386553771:dw|
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U cab also use quadratic formula !
|dw:1404386837267:dw|
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