WHEN MY CLASS TAKES A BREAK IM GONNA DO A 300 OR 250 GIVEWAY

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

At store a, erasers are sold individually. the cost y of x erasers is represented by the equation y=0.75x. the costs of erasers at store b are shown in the graph.

Angles 1 and 2 are complimentary angles. angle 1 = 52 degrees. what is the measure of angle 2?