Observe the sum and the product of the roots of each quadratic equation. How do you relate the coefficients a, b, and c of the given quadratic equation to the sum of its roots? How about the product of its roots?
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Answer:
1.
A. x= -2 x= -1
B. x= -3 x= 5/2
2.
A. sum= -3 product= 2
B. sum= 0 product= -15/2
3. In my opinion the sum of the root just copied the coefficient B without including the signs. In the product its the same, copying the coefficient B without including the signs the difference is it copied coefficient C too and it includes the original sign of the coefficient