if alpha , beta are the zeros of the polynomial f(X)= X square + x+ 1, then one upon alpha plus one upon beta is equal to
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Step-by-step explanation:
Given : If alpha,beta are the zeros of the polynomial f(x)= x² + x+ 1.
To find : One upon alpha plus one upon beta is equal to?
Solution :
The zeros of the polynomial
are and
Comparing with the equation form is
......(1)
and
.....(2)
Now, we have to find
Solve the equation,
Substitute the value from eqn (1) and (2),
Therefore,
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