x ²-6x-7=0
a+b=-6
ab=-7
a=-7
b=1
(x-7)(x+1)
x/alpha = 7
x/Beta = -1
alpha + 3
= 7 + 3
= 11
beta + 3
= -1 + 3
= 2
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x ²-6x-7=0
a+b=-6
ab=-7
a=-7
b=1
(x-7)(x+1)
x/alpha = 7
x/Beta = -1
alpha + 3
= 7 + 3
= 11
beta + 3
= -1 + 3
= 2