Factorise 3x²-x-4 using splitting middle term method
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3x²-x-4
3x²-4x+3x-4
x(3x-4)+1(3x-4)
(x+1)(3x-4)
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Answer:
3x2-x-4
3x2-4x+3x-4
X(3x-4)+1(3x-4)
(3x-4) (x+1)= 0
3x-4=0 ,x+1=0
3x=4. , X=-1
X=4/3. ,x=-1
Step-by-step explanation:
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