Question

If α and β are the zeroes of the quadratic polynomial 5x2+2x-1, then write the value of α+β.
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Answer 1

Step-by-step explanation:

p(x)= 5x^2+2x-1

Here,a=5,b=2 and c=-1

By formula,

alpha+beta=-b/a

=-2/5

Hence,alpha+beta=-2/5