1. Let u = <-7, -2>. Find 8u. (2 points) <56, 16>
<-56, 16>
<-56, -16>
<56, -16>

2. Let u = <7, -3>, v = <-9, 5>. Find 4u - 3v. (2 points)
<55, -27>
<1, 3>
<16, 12>
<-8, -6>

3. Let u = <-3, -5>, v = <-3, 1>. Find u + v. (1 point)
<-2, -8>
<-8, -2>
<0, -6>
<-6, -4>

Me with geometry ! in this figure, bc is a perpendicular bisects of kj. dm is the angle bisects of bdj. what is the measure of bdm? •60° •90° •30° •45°

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

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41