Home  / Mathematics  / Algebra  / Basic Operations & Factorization
Basic Operations & Factorization
Linear Equations
Quadratic Equations

If the roots of the quadratic equation ax^2 + bx + c = 0 are 3 and 4, what is the value of a if b = -7 and c = 12?

Answer: A. 1
Using the relation between roots and coefficients, a = 1 (since the product of roots 3*4 = c/a = 12/a).
Posted in:  Basic Operations & Factorization -  Algebra -  Mathematics