What property is shown here (2-7)-5=2-(7-5)

In the triangle abc< angle c is a right angle. find the value of the trig function indicated. find tan a if a =12, b=5 a. 13/12 b. 12/13 c. 5/12 d.12/5

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

Which of the following tables represents exponential functions?