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HELP PLEASE

Vector u has a magnitude of 4 and a direction angle of 30 degrees. Write the component form of this vector.

u=<2,3.5>

u=<2.1,29.9>

u=<3.5,2>

u=<29.9,2.1>

Respuesta :

sqdancefan

Answer:

  u = <3.5,2>

Step-by-step explanation:

  u = 4<cos(30°), sin(30°)>

  = 4<√3/2, 1/2>

  = <2√3, 2>

  ≈ <3.5, 2>

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