You can factor the polynomial f(x)=x^2-19x+70 as (x+a(x+b). The values for a and b are _____.

Question

A. a=10, b=-9

B. a=19, b=70

C. a=-5, b=-14

D. a=-16, b=3

E. none of the above.

Answer 1

(x+a)(x+b) is what i meant.. sorry!

Answer 2

ab=70. Which choice does that.

Answer 3

since 70 = 5*14,

(x-5)(x-14)

so, (C)