What is the factored form of this quadratic trinomial?
x2 − x − 42

A. (x + 6)(x − 7)
B. (x + 14)(x − 3)
C. (x − 6)(x + 7)
D. (x − 14)(x + 3)

Math it's appreciated. (picture provided)

Find the nonpermissible replacement for binthis expression.b2/5b +5

Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.