If one zero ofp(x)=2x^2+3x+k is 1/2, find k
Venkatesh0:
let p(x) = 0;
put x = 1/2 you will get the answer
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By definition of zero. If we put the value of x is equal to the zero then the value of equation is equal to zero.
it mean at x = 1/2 the equation p(x) = 0;
p(1/2) = 2(1/2)²+3(1/2)+k = 0;
1/2 + 3/2 +k = 0;
(1+3)/2 + k = 0;
2+k = 0;
k = -2 is the answer
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