If y=2 and y=0 are the zeroes of the polynomial f(y)= 2 - 5+ay+b, find the values of a and b (2)
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Answer :-
a = 0
b = -5
Taking y = 2
f(2) = 5+ay+b
0 = 5 + 2a + b
-5 = 2a + b. ---------(1)
Taking y = 0
f(0) = 5 + ay + b
0 = 5 + 0a + b
-5 = b. ---------(2)
In equation (1)
-5 = 2a + b
-5 = 2a - 5
0 = 2a
0 = a
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