find the zeroes of quadric polynomial and verify relationship between zeros and coefficient x^+7x+12
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Answer:
Step-by-step explanation:
x^2 +7x + 12
x^2 + 4x + 3x +12
= x(x+4) +3(x+4)
=(x+3)(x+4)
Hence zeroes are x=-3, x=-4
Sum of zeroes = -3-4 = -7
=-b/a = -7/1
Product of zeroes = -4 × -3 = 12
=c/a = 12/1
Hence verified
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