Please help!
1. What is the product of 1/2x -1/4 and 5x^2 -2x + 6? Write your answer in standard form and show your work.

2. What is the product of -2x^3 + x -5 and x^3 – 3x -4? Write your answer in standard form and show your work.

An air conditioning system can circulate 350 cubic feet of air per minute. how many cubic yards of air can it circulate per minute?

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

Someone me what is the area of this figure? 18m 18m 8m 16m