Vector and Polar

Convert from polar coordinates, (6, 5π/4) to rectangular coordinates.

• (-3√2, -3√2)

• (3√2, 3√2)

• (6.0, 0.4)

• (-6.0, -0.4)

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

CCSS.HSG.SRT.C.8

Convert from polar coordinates,  (5, 50°) to rectangular coordinates.

• (-1.3, -3.8)
• (3.2, 3.8)
• (4.8, -1.3)
• (3.8, 3.2)

Tags

CCSS.HSN.CN.B.4

What is the function of the graph?

• r=3
• r=3sinΘ
• r=3sinΘ+3cosΘ
• r=3cosΘ

What is the function of the graph?

• r=Θ
• Θ=3π/4
• r=3sinΘ+3cosΘ
• Θ=-5π/3

Find the magnitude of the vector <-5, 12>

• 13
• 10.91
• 7
• 17

Tags

CCSS.HSN.VM.A.1

CCSS.HSN.VM.A.2

A vector has both ____ and _____

• speed and length
• magnitude and direction
• degrees and radians
• style and grace

Tags

CCSS.HSN.VM.A.1

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

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

Tags

CCSS.HSN-VM.B.4A

CCSS.HSN-VM.B.4B

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

Which point represents (5, π)

• F
• E
• B
• A

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

CCSS.HSF.TF.A.4

CCSS.HSG.C.B.5