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Precal Exam Review

Authored by Blaine Robertson

Mathematics

9th - 12th Grade

CCSS covered

Used 20+ times

Precal Exam Review
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31 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

sin⁡2x+\sin^2x+ ________ = 1

cos⁡x\cos x

cos⁡2x\cos^2x

tan⁡2x\tan^2x

csc⁡2x\csc^2x

Answer explanation

Use Pythagorean Identities to complete the statement.

Tags

CCSS.HSF.TF.C.8

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

cot⁡2x+1=\cot^2x+1= _________

sec⁡2x\sec^2x

sin⁡2x\sin^2x

tan⁡2x\tan^2x

csc⁡2x\csc^2x

Answer explanation

Use Pythagorean Identities to complete the equation

Tags

CCSS.HSF.TF.A.4

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Select all that are Pythagorean Identities.

sin2(u) + cos2(u) = 1

sin2(u) - cos2(u) = 1

tan2(u) + 1 = sec2(u)

cot2(u) + csc2(u) = 1

cot2(u) + 1 = csc2(u)

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Simplify the trig expression.

tan2x
-tan2x
cot2x
cos2x*sin2x

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When converting between rectangular and polar coordinates,
y = ?

 rcos⁡θr\cosθ  

 rsin⁡θr\sinθ  

 x²+y²x²+y²  

 yx, x≠0\frac{y}{x},\ x≠0  

Tags

CCSS.HSN.CN.B.4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Match the point in polar coordinates with either A, B, C, or D on the graph.
(2, 5π/6)

A
B
C
D

Tags

CCSS.HSN.CN.B.4

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

What is the equation?

θ=π4\theta=\frac{π}{4}

θ=−5π4\theta=-\frac{5π}{4}

θ=−3π4\theta=-\frac{3π}{4}

θ=5π4\theta=\frac{5π}{4}

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