drewcarter1210owy8mp drewcarter1210owy8mp

24-01-2018
Mathematics

contestada

If u = <-7, 6> and v = <-4, 17>, which vector can be added to u + 3v to get the unit vector <1, 0> as the resultant vector?

If u lt7 6gt and v lt4 17gt which vector can be added to u 3v to get the unit vector lt1 0gt as the resultant vector class=

Respuesta :

Edufirst Edufirst

24-01-2018

1) u + 3v = (-7,6) + 3(-4,17) = (-7,6) + (-12, 51) = (-19, 45)

2) (-19,45) + (a,b) = (1,0) =>

-19 + a = 1 => a = 1 + 19 = 20, and
45 + b = 0 => b = - 45

Solution: (a,b) = (20, - 45)

Answer: <20, -45>

Answer Link

07-08-2022

Answer:

Step-by-step explanation:

Actual answer is

W = <20, -57>

Just took the test on Edmentum.

Answer Link

Otras preguntas

What were some responsibilities of Hades?

what is the solution of 7x+21=21

quadratic formula 2x²+9x-4=0

What is 0.006 written as a fraction of a percent?

What are prashastis?

Explain how scientists use recombinant DNA technology to produce the drug insulin. Be sure to also explain why a gene form one organism can be expressed by anot

The table lists the results from a survey (of questionable accuracy) of adults and how much they spend on a night out. The table displays the values rounded to

Which of the following structures is considered to be the fundamental building block of the nervous system? a.soma b.neuron c. axon terminals d. dendrites

How can you do this question about standard form?

In humans, having freckles is the result of a dominant gene, and not having freckles is a recessive trait. If a freckled man who is homozygous for this trait ha