CCSS.Math.Content.HSN.CN.B.4

10.1-10.2 Converting between rectangular and polar coordinates:
x = ?

• rcosθ
• rsinθ
• x² + y²
• y/x, x ≠ 0

Tags

CCSS.Math.Content.HSN.CN.B.4

Convert the rectangular coordinate (0, -3) to polar coordinates.

• (3, -270^o)
• (3, 270^o)
• (-3, 270^o)
• Not Possible

Tags

CCSS.Math.Content.HSN.CN.B.4

The rectangular form of the complex number 12(cos315^o + i sin315^o) is...

• 6√2 + 6√2 i
• 6√2 - 6√2 i
• -6√2 + 6√2 i
• -6√2 - 6√2 i

Tags

CCSS.Math.Content.HSN.CN.A.1

CCSS.Math.Content.HSN.CN.B.4

The product of the following complex number in polar form √5(cos130^o + i sin130^o) ⋅ √45(cos15^o + i sin15^o) is...

• 50(cos145^o + i sin145^o)
• 15(cos145^o + i sin145^o)
• 81(cos100^o + i sin100^o)
• All Options are Correct

Tags

CCSS.Math.Content.HSN.CN.B.4

Let w=-√3/2 + 1/2 i calculate the modulus and argument.

• 3, 120^o
• 5, 270^o
• 1, 150^o
• Not Possible

Tags

CCSS.Math.Content.HSN.CN.A.3

CCSS.Math.Content.HSN.CN.B.4

If z=√2+√2 i then arg(z²)=

• 0^o
• 60^o
• 90^o
• Not Possible

Tags

CCSS.Math.Content.HSN.CN.B.4

Convert the polar coordinates to rectangular form

• (1, 1)
• (1, -1) 
• (-1, 0)
• (-1, -1)

Tags

CCSS.Math.Content.HSN.CN.B.4

Convert the polar coordinates to rectangular form

• ( -3, 3)
• (3, 3√3)
• (-3, 3√3)
• (3, -3√3)

Tags

CCSS.Math.Content.HSN.CN.B.4

Find the polar coordinates of the rectangular point. (-3,0)

• (3,π)
• (3,0)
• (3,π/2)
• (3,-3π/2)

Tags

CCSS.Math.Content.HSN.CN.B.4

Find the polar coordinates of the rectangular point. (0,3)

• (3,π)
• (3,0)
• (3,π/2)
• (3,-3π/2)

Tags

CCSS.Math.Content.HSN.CN.B.4