subject
Mathematics, 29.09.2019 23:00 marissasabino111

Math ! i'm trying to use dot products and vectors for my pre-calc class..:
let u = < -6, 1> , v = < -5, 2> . find -4u + 2v.
i thought i knew how to do it but when solved i don't get any of the answers available:
< 34, -8> , < 14, 0> , < 14, 3> , < 44, -12>

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?
Answers: 2
question
Mathematics, 21.06.2019 17:00
Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)
Answers: 1
question
Mathematics, 21.06.2019 20:30
There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?
Answers: 3
question
Mathematics, 22.06.2019 01:30
Two numbers have a sum of 93. if one number is p, express the other number in terms of p.
Answers: 1
You know the right answer?
Math ! i'm trying to use dot products and vectors for my pre-calc class..:
let u = < -6,...
Questions
question
Mathematics, 19.07.2020 18:01
question
Chemistry, 19.07.2020 18:01
question
Mathematics, 19.07.2020 18:01
question
Mathematics, 19.07.2020 18:01
question
Chemistry, 19.07.2020 18:01
question
Social Studies, 19.07.2020 19:01
question
Mathematics, 19.07.2020 19:01
Questions on the website: 13722359