If A and B are the zeroes of quadretic
Polynomial F(x) = x2-x-4, find the value of. 1/a + 1/b - ab
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let the zeroes be a and b
a+b=1
ab=-4
1/a+1/b-ab=(a+b)/ab - ab=1/-4 +4=4-1/4= 15/4
Step-by-step explanation:
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