Solving Trigonometric Equations — Cumulative exam

Question 1

Which expression is equal to ?

Revolt · Accepted Answer

Sine StartFraction pi Over 5 EndFraction

Question 2

Which is an asymptote of the graph of the function ?

Revolt · Accepted Answer

mc020-3.jpg

Question 3

Which expression is equivalent to sin(84°)cos(43°) + cos(84°)sin(43°)?

Revolt · Accepted Answer

sin(127°)

Question 4

What is the length of side c, given a = 10, b = 8, and C = 105°? Round the answer to the nearest tenth. [Not drawn to scale]

Revolt · Accepted Answer

14.3

Question 5

Which trigonometric functions have the same maximum value?

Revolt · Accepted Answer

y = arccosx and y = arcsecx

Question 6

Which is equivalent to cos-1(0.17)? Round your answer to the nearest hundredth of a radian.

Revolt · Accepted Answer

1.40

Question 7

What is the value of sin-1(1)?

Revolt · Accepted Answer

StartFraction pi Over 2 EndFraction

Question 8

Which expression is equivalent to ?

Revolt · Accepted Answer

– 1 + cos(ϴ)

Question 9

Suppose where . What is the value of tan(2x)?

Revolt · Accepted Answer

StartFraction 2 StartRoot 8 EndRoot Over 7 EndFraction

Question 10

What function is graphed below?

Revolt · Accepted Answer

y equal to cotangent (StartFraction 3 over 4 EndFraction (x minus StartFraction pi over 6 EndFraction ))

Solving Trigonometric Equations — Cumulative exam Answers