28. ¿Cuál de los siguientes valores de funciones es negativo? A. sen 120°
B. sen 150°
C. COS 2350
D. COS 300°

God's gym charges a sign-up fee of $100 plus $30 per month. write an expression to represent how much someone would pay for a membership.

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?

Hurry which expression is equivalent to 3√x^5y?