Which of the following is a trinomial with a constant term? A. -x + y^10
B. X+ 4y + 7
C. y^5
D. x^3 + 11x^2 + x

Ill mark the brainliest if you me with the these three questions 7,8,9

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

Fast! find the length of cu. the triangles are similar. show your work.