Proofs of these inequalities

Question 13 of 451 pointwhich statement correctly describes the inverse of the following function? a. it is negative. b. it is a horizontal shift. c. it is not a function. d. it is a function. give an explanation as to why you chose that answer. (i think its either a or d.)

Which graph represents an even function?

Translate this phrase into an algebraic expression. 21 more than twice goran's savings use the variable g to represent goran's savings. need to know fast.