Find the zeroes of the quadratic polynomial 7 x^2+17 x - 12 and verify the relationship between the zeroes and the coefficient of the polynomial.
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Answer:
sorry I didn't understand
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Step-by-step explanation:
7x²+17x-12
= 7x²+21x-4x-12
= 7x( x+3) -4(x+3)
= (x+3) (7x-4)
=> x= -3 ,x= 4/7
therefore zeroes are -3 and 4/7
sum of zeros= -3+4/7 = -b/a = -17/7
product = (-3)×4/7= -12/7 = c/a
verified
hope this helps you
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