an online music streaming company, Itunez , charges Alex 8.99$ each month for unlimited music downloads. Another company, Beatz On Demand , charges him a one-time fee plus a monthly fee . which company charges the SMALLEST monthly rate ? number of months: 0 1 2 3 total cost : 25$ 30.99$ 36.98$ 42.97$

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Can someone me do math because i am having a breakdown rn because i don’t get it

1. are the corresponding angles congruent 2. find the ratios of the corresponding sides 3. is triangle jkl congruent to triangle rst? if so what is the scale factor