A quadratic polynomial, whose zeores are -4 and -5, is
(a) x²-9x + 20
(b) x² + 9x + 20
(c) x²-9x- 20
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therefore option B is the correct one
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Zeroes of the given quadratic polynomial be -4 and -5, so
(x – (-4))(x – (-5)5)
(x + 4)(x + 5)
x² + 5x + 4x + 20
x² + 9x + 20
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