Concepts in vectors

Determine the components of the vector: magnitude= 12 and direction= 125 degrees

• < -9.9, 6.9 >

• < 9.9, -6.9 >

• < -6.9, 9.8 >

• < 6.9, -9.8 >

Given point P(2,5) and point T(1,3), which expression represents a way to form vector   $\overrightarrow{PT}$  ?

•  $<1-2,\ 3-5>$  

•  $<2-1,5-3>$  

•  $<5-2,3-1>$  

• none of these

What is the y component of the vector in the diagram?

• -26N
• 70N
• 26N
• 20N

Find the component form of a vector whose magnitude is 10 and direction is 150°.

Cari bentuk komponen vektor yang magnitudnya 10 dan arahnya 150 °

• <10, 150>

• <-8.66, 5>

• <6.99 , -7.14>

• 10i + 150j

Write in component form the vector that represents the movement from the initial point to the terminal point.

• <0, 4>

• <8, 2>

• <2, 8>

• <0, 2>

• (-7, 5)

• (7, -5)

• (-9, 13)

• (9, -13)

Which is the correct math for converting this vector to component form?

• $<8\cos56\degree,8\sin56\degree>$

• $<8\sin56\degree,8\cos56\degree>$

• $<56\cos8\degree,56\sin8\degree>$

• $<56\sin8\degree,56\cos8\degree>$

Which vector has a larger y component?

• 8 vector

• 10 vector

• They are the same

Find the ordered triple that represents the vector from $A\left(-1.4,\ 0.3,\ -7.2\right)$ to $B\left(0.4,\ -9.1,\ 8.2\right)$ .

•  $<-1,\ -8.8,\ 1>$  

•  $<1,\ 8.8,\ -1>$  

•  $<1.8,\ -9.4,\ 15.4>$  

•  $<-1.8,\ 9.4,\ -15.4>$  

write vector a as a sum of unit vectors if it's component form is <-3, 5>

• <-3i, 5j>

• 3i-5j

• <-3, 5>