The price of a concert ticket was $85.00 two decades ago. a report says that a concert ticket is now 250% of what it was 20 years ago, how much would it cost today? express answer rounded to the nearest cent.

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

List x1, x2, x3, x4 where xi is the midpoint endpoint of the five equal intervals used to estimate the area under the curve of f(x) between x = 0 and x = 10.

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.