factorise- (2x²-6x)(2x²-6x+14)+40
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This is what u r supposed to do-
U can write the above equation as-
(2xsquare-6x)(2xsquare-6x) + 14(2xsquare-6) + 40
Now take out common (2xsquare) from the equation.
Note- exclude 40 for now. Add it later.
Now u can solve it easily
U can write the above equation as-
(2xsquare-6x)(2xsquare-6x) + 14(2xsquare-6) + 40
Now take out common (2xsquare) from the equation.
Note- exclude 40 for now. Add it later.
Now u can solve it easily
Udaiveer:
but wont it return to original state after taking out common
Noo
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