The zeroes of the quadratic polynomial x² + 20x + 75 are
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1
Answer:
x² + 20x + 75
x² + 15x + 5x + 75
x(x + 15) + 5(x + 15)
(x + 15) (x + 15)
x = -15, -15
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Answered by
19
Answer:
x² + 20x + 75
x² + 15x + 5x + 75
x(x + 15) + 5(x + 15)
(x + 15) (x + 15)
x = -15, -15
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