Which of the equations are true identities? a. (3x-2y)(2y-3x)=9x^2-4y^2 b. (2k+5r)(2k-5r)=4k^2-25r^2

Suppose a gym membership has an initial enrollment fee of $75 and then a fee of $29 a month. which equation models the cost, c, of the gym membership for m months?

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

Determine domain and range, largest open interval, and intervals which function is continuous.