1) Simplify into Standard Form.
2(x – 3)^2 – 1 help !

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible