In the algebraic expression 5x+8y-12z, the values 5, 8, and -12 are

Classify each polynomial by its degree and by its number of terms.

Can someone pls ! pls answer all. no explanation needed..

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin