Find the roots of the following quadratic equation by factorisation:- 2x-3x+1 =0
x2-x-6=0
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Answer:
x =1,1/2. x= -3,2
Step-by-step explanation:
1) 2x²-3x+1 =0
2x²-2x-x+1=0
2x(x-1) -1(x-1) = 0
(x-1) (2x-1) =0
x-1=0 ; 2x-1=0
x = 1 ; x= 1/2
x =1,1/2...
2) x²-x-6=0
x² +3x-2x-6 =0
x(x+3) -2(x+3)=0
(x+3) (x-2) =0
x+3=0 ; x-2=0
x= -3 ; x=2
x= -3,2...
Hope it helps...
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