Question

product it 15 and sum is -16 the factors are________

Answer 1

just list all possible factors of 15
1*15
3*5
-1*-15
-3*-5

which pair add up to -16?

Answer 2

-1 * -15

Answer 3

Since the is -16, you need at least one negative number. Since the product is positive, both numbers must be negative.
Think of all pairs of factors of 15, then see which ones add to -16:
1, 15 both positive, can't be
3, 5 both positive, can't be
-3, -5 add to -8, can't be
-1, -15 add to -16. Answer!!!

Answer 4

???

Answer 5

You got it right. It's -1, -15

Answer 6

mathstudent55

Answer 7

product is -12 and sum is -11