JEE Main Rank Booster 2021
This course will help student to be better prepared and study in the right direction for JEE Main..
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1)
=x2-x-156
=x2-13x+12x-156
=x(x-13) + 12(x-13)
=(x-13)(x+12)
2)
=z2-32z-105
=z2-35z+ 3z-105
=z(z-35) + 3(z-35)
=(z-35)(z+3)