Which point is on the graph of y = –2cos x?

A. (2, 0)

B. (0, -2)

C. (2, -2)

D. (0,0)

?

At what point the graph of f(x) = 2cos x – 1 intersects the x-axis?

A.

B.

C.

D.

?

Let tan . Which is cot *x*?

A. 0.5

B. 1

C. 1.5

D. 2

?

Let tan . Which is tan *x*?

A. 0.25

B. 2.5

C. 0.5

D. 5

?

Let tan *A *= 7 and tan *B* = 9. Which is cot *A* + cot *B*?

A. 0.06

B. 0.6

C. 0.25

D. .126984

?

Let sin x = .22. Which sec x?

A. 1.03

B. 1.13

C. 1.33

D. 1.30

?

Let cos y = .98. Which is csc y?

A. .5

B. 5.05

C. 5

D. 5.5

?

?

Let (sin x)(cos x) = .35 and sin x + cos x = 1.30. Which is (csc x) + (sec x)?

A. 3.71

B. 2.17

C. 3.77

D. 2.71

?

Let tan x = .04 and tan y = .05. Which is cot x + cot y?

A. 40

B. 45

C. 4.5

D. 4.0

Which point is on the graph of f(x) = –3sin x + 14?

A.

B.

C.

D.

?

Let sin x = .72 and cos y = .72. Which is csc x – csc y?

A. .65

B. -.56

C. .60

D. -.06

?

Let (sin x) + (cos x) = 1.06 and csc x + sec x = 6.58. Which is (sin x)(cos x) ?

A. .13

B. .1602

C. .18

D. .0618

?

Let tan x = 12 and cot y = 16. Which is cot x + tan y?

A. 0.12

B. 0.14

C. .10

D. 0.15

?

Subject | Mathematics |

Due By (Pacific Time) | 07/26/2013 01:00 pm |

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