if alfa and bita are the zeros of the polynomial 4x2+3x+7 then find the value of 1/alfa +1/ bita
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Answered by
29
α,β are the roots of 4x²+3x+7 = 0
α+β = - 3/ 4
αβ = 7/4
1/α + 1/β = (α+β)/αβ = -3/7
α+β = - 3/ 4
αβ = 7/4
1/α + 1/β = (α+β)/αβ = -3/7
Answered by
11
First find the values of alfa and beeta by the sum of zeroes and products of zeroes formula.
Then use the values to find it.
Then use the values to find it.
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