If one zero of a quadratic polynomial p(x)= kx2
-5x+3 is 1, then
the what is the value of k ?
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Polynomial: kx² - 5x + 3
Let the other zero be 'b'.
Since the sum of zeroes = -(coefficient of x)/coefficient of x².
=> 1 + b = -(-5) => 1+b = 5
=> b = 5-1
=> b = 4
Thus, the other zero = 4
Since product of zeroes = constant/coefficient of x².
=> 1 × 4 = 3/k
=> 4k = 3
=> k = 3/4
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