If one of the zeroes of the polynomial (k - 2)x2 - 2x - (k + 5) is 4 find the value of k
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Step-by-step explanation:
4 is a root / zero of polynomial
P(x) = (k-2) x² - 2 x - (k+5)
=> P(4) = 0
=> (k - 2) 4² - 2 * 4 - (k+5) = 0
=> 15 k - 45 = 0
=> k = 3
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