If r(x) = 3x – 1 and s(x) = 2x + 1, which expression is equivalent to

Which of the following best describes the graph below? a. it is a function, but it is not one-to-one. b. it is a one-to-one function. c. it is not a function. d. it is a many-to-one function.

Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)

Graph the equationy= x+3[tex]y = x + 3[/tex]