Quadratic polynomials P(x) and Q(x) have leading coefficients 2 and -2 , respectively. The graphs of both polynomials pass through the two points (16,54) and (20,53). Find P(0)+Q(0).
Quadratic polynomials P(x) and Q(x) have leading coefficients 2 and -2 , respectively. The graphs of both polynomials pass through the two points (16,54) and (20,53). Find P(0)+Q(0).