Question

Katie simplified the expression (x+b) (x+c), where b<0 and c<0, to the form x^2+gx+k. What must be true about g and k?

A. g<0 and k>0
B. g<0 and k<0
C. g>0 and k>0
D. g>0 and k<0

Answer 1

g= b+c both b and c are less than 0 so g should be less too.
k= b*c multiplying to negative number gives positive number, k should be greater then 0 the answer is A

Answer 2

Thanks!!! :)

Answer 3

your welcome