What are the two numbers whose sum is 2 and whose product is -3?
A. 3 and-1
B. -3 and 1
C. -3 and -1
D. 3 and 1

Which of the following is the factored form of the expression x² - 2x - 15?
A. (x + 5)(x + 3)
B. (x + 5)(x - 3)
C. (x - 5)(x + 3)
D. (x - 5)(x - 3)

Factor out the expression 16x² - 56x + 49.
A. (4x + 7)(4x +7)
B. (4x + 7)(4x - 7)
C. (4x - 7)(4x - 7)
D. Not factorable

Need answer pleaseeee​