If α, β are zeros of the quadratic polynomial f(x) = 2x²-5x+7, find a) α^2β + αβ^2
b) 1/α - 1/β
If α , β are zeros of the quadratic polynomial f(x) 2x+ 11x + 5, find
a) α^4 + β^4
b) l/α +1/β - 2αβ
If α, β are zeros of the quadratic polynomial f(x) = 2x²-5x+7, find
a) α^2β + αβ^2
b) 1/α - 1/β
If α , β are zeros of the quadratic polynomial f(x) 2x+ 11x + 5, find
a) α^4 + β^4
b) l/α +1/β - 2αβ