D.6. What is the factored form of the polynomial function y = x + 3x - 10?
A y = (x - 5)(x - 2)
C. y = (x - 5)(x + 2)
B. y = (x + 5)(x - 2)
D. y = (x + 5)(x + 2)
7. The factored form of the polynomial function f(x) = x - 7x is...
A f(x) = x(x-7)
c. f(x) = -x(x2 + 7)
B. f(x) = x(x + 7)
D. f(x) = x(x2 - 7) ​