if alpha and beta are zeros of polynomial f of x = X square + X - 2 find the value of (1/Alpha - 1/beta)
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x^2+x-2
here a=1,b=1,c=-2
1/α-1/β=α-β/αβ=(α+β)^2-4αβ/αβ
=-(1/1)^2-4×(-2/1)/-2/1
=1+8-2
=7
here a=1,b=1,c=-2
1/α-1/β=α-β/αβ=(α+β)^2-4αβ/αβ
=-(1/1)^2-4×(-2/1)/-2/1
=1+8-2
=7
rajkumaragrahari:
Thanks for help me
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