vectors

Vector is a quantity with:

• magnitude and direction

• magnitude

• direction

• none of the above

Tags

CCSS.HSN.VM.A.1

Vectors a, b, c are defined as:

a = 2i + 5j; b = i - 3j; c = -3i - j. Answer all correct answers

• a + b = 3i + 8j

• a - b = i + 8j

• a + c = -i + 4j

• c - b = -5i + 6j

Tags

CCSS.HSN-VM.B.4A

CCSS.HSN-VM.B.4B

Vector a = 2i + 3j - 5k. What is the value of 3a?

• 3i + 3j - 3k

• 5i + 6j - 8k

• 6i + 9j -15k

• 6i + 6j - 15k

Tags

CCSS.HSN-VM.B.5A

CCSS.HSN-VM.B.5B

Given points A(3, 2, -4) and B(2, 1, -1), so the vector AB is

• i + 3j -5k

• -i -3j +3k

• i -j -5k

• -i -j +3k

Tags

CCSS.HSN.VM.A.2

Given the vector v = 3i -2j +6 k, the magnitude of a is:

• 36

• 49

• 7

• 6

Tags

CCSS.HSN.VM.A.1

The quantity (13.2i  +  23.1j )m is

• polar coordinate notation
• unit vector notation
• a scalar
• a quasar

Tags

CCSS.HSN.VM.A.1

CCSS.HSN.CN.B.4

CCSS.HSN.CN.B.5

30m/s @ 25ºN of E is 

• polar coordinate notation
• unit vector notation
• a scalar
• a quasar

Tags

CCSS.HSN.VM.A.3

Find the direction of vector <0, 4>.

• 180⁰
• 90⁰
• 270⁰
• 0⁰

Tags

CCSS.HSN.VM.A.1

Find the direction of vector <6,5>.

• 219⁰
• 39⁰
• 129⁰
• 309⁰

Tags

CCSS.HSN.VM.A.1

If w = <2, -5> and y = <2, 0>, find 2w + y.

• <-10, 2>
• <4, -5>
• <-6, 10>
• <6, -10>

Tags

CCSS.HSN.VM.B.5

CCSS.HSN.VM.C.10

CCSS.HSN.VM.C.11

CCSS.HSN.VM.B.4