X^4 - 3x^2 + 2y - 1 is a polynomial of degree

What are different types of statistical programs

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did

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?