Find all the values of k for which the given trinomial can be factored.
x² + kx + 45
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Find all the values of k for which the given trinomial can be factored.
x² + kx + 45
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answer:
x²+kx+45
(x+5)(x+9)
x²+5x+9x+45
x²+14x+45
therefore, k is 14