dkornelsen10 dkornelsen10
  • 02-02-2017
  • Mathematics
contestada

Find the specified vector or scalar.

u = -4i + 1j and v = 4i + 1j; Find .u+v
A. sqrt34

B. 8
C. 5
D. 2

Respuesta :

LammettHash
LammettHash LammettHash
  • 02-02-2017
Since [tex]\mathbf u+\mathbf v=(-4+4)\,\vec i+(1+1)\,\vec j=2\,\vec j[/tex]

so the norm is

[tex]\|\mathbf u+\mathbf v\|=\sqrt{2^2}=2[/tex]
Answer Link

Otras preguntas

Using the mouse to move or copy cells is called ____.
A bag of colored candles contains 18 red candles and 27 blue candles. What percent of the candles are red?
what was the result of the presidential election of 1800
Writing can be compared to building a house. Which of the following stages of construction is most similar to prewriting? drawing up architectural plans for th
Which expression is equivalent to 4(6x + 11)
Which sentence is a compound sentence? A. They stood and clapped as the maestro took a bow. B. Robert Frost wrote the famous poem “The Road Not Taken.” C. S
A list of books about a particular subject or field of study is _____.
Which equations can be used to solve for acceleration? Check all that apply. t = vf = at – vi a = vi = vf – at v = vf = at + vi a =
Which is a diatomic molecule? A. He B. O2 C. NaCl D. CuF2
french assignment I need help understanding