Answers these questions-
1)x^2-13x+30 find α×β
2)find whether (x+6) is root of x^2+5x-6=0 or not.
3)2y^2+6y-5=0 find α+β
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1) 30 the product of root =constant term/coefficient of x^2
2)yes by putting X=-6 , the expression will be 0.
3) -3. sum of root= coefficient of x/coefficient of x^2
2)yes by putting X=-6 , the expression will be 0.
3) -3. sum of root= coefficient of x/coefficient of x^2
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