A) Find the reduction formula

integrate x exponent n cos x DX ​

How many different triangles can be constructed with the angle measurements of 134° 10° and 36° ?

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck