Write the next explicit form of this sequence, given a1 = 20 and r = 0.5 (1/2) and find n=15.

Which statement is true? n is a point of tangency on circle p. pt is a secant of circle p. is a secant of circle p. vu is a tangent of circle p.

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?

Aperson is shopping for a new snowmobile. the probability that someone buys an arctic cat is 39%, a polaris is 27% and a ski doo is 18%