Mixed Review Pre-Cal

Write the rectangular equation for the following parametric equations.

x = 4cosθ

y = 3sinθ^

• $\frac{x^2}{9}+\frac{y^2}{16}=1$

• $\frac{y^2}{9}+\frac{x^2}{16}=1$

• $\cos^2\theta+\sin^2\theta=1$

• $\frac{x^2}{9}-\frac{y^2}{16}=1$

Tags

CCSS.HSA.REI.C.8

How do you write an ordered pair in polar coordinates?

Tags

CCSS.HSN.CN.B.4

• F

• E

• B

• A

Tags

CCSS.HSN.CN.B.4

Which of the following could be the equation for...

• r = sin 4θ

• r = 6 sin 2θ

• r = 6 cos 2θ

• r = cos 4θ

What is the equation of the circle?

• (x+1)² + (y +1)² = 3
• (x+1)² + (y -1)² = 3
• (x+1)² + (y +1)² = 9
• (x-1)² + (y -1)² = 9

Tags

CCSS.HSG.GPE.A.1

• 1/2

• -1

• 1

Tags

CCSS.HSF.TF.A.2

What is the length of the hypotenuse in the triangle shown?

• 3

• 4

• 5

• 8

Tags

CCSS.8.G.B.8