Find the zeroes of polynomial ×square+8××15

1.	Find the zeroes of polynomial ×square+8××15
Answer» x2 + 8x + 15 = 0x2 + 5x + 3x + 15 = 0x(x + 5) + 3(x + 5) = 0(x+ 5) (x + 3) = 0x + 5 = 0, x+ 3 = 0x = -5 or x = -3

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