If alpha and beta are root of quadratic equations find X square + 3 x minus 6 equals to zero then find the value of 1 / 2 + 1 / beta and alpha plus 2 alpha beta + beta square
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alpha...a
beta....b
a+b=-3
ab=-6
enjoy
beta....b
a+b=-3
ab=-6
enjoy
Answered by
0
α+β = -3, αβ = -6
1/α+1/β = 1/2
α²+2αβ+β² = (α+β)² = 9
1/α+1/β = 1/2
α²+2αβ+β² = (α+β)² = 9
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