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m408 Trig Unit 1 Section 1.3 Flashcards | StudBud
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m408 Trig Unit 1 Section 1.3
m408 Trig Unit 1 Section 1.3
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signs of trig functions in quadrants. #trigonometry #referenceangles #quadrants
Flashcards
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Questions
16
Answers
1
What is the value of sec180
1
-1
0
undefined
2
In which quadrant is cos(θ) positive and csc(θ) positive?
I
III
IV
II
3
Is tan(θ) positive or negative in Quadrant III?
Undefined
Negative
Positive
Cannot be determined
4
What is the value of tan270
undefined
1
-1
0
5
In which quadrant is cot(θ) negative and sec(θ) negative?
III
IV
II
I
6
What is the value of sin90
-1
undefined
1
0
7
What is the value of cos180
-1
1
undefined
0
8
Which is the value of cos A if tan A = 3/4 and A is in the Quadrant III
5/4
-4/5
5/3
-5/4
9
In which quadrant is sin(θ) negative and tan(θ) negative?
I
III
IV
II
10
Is cos(θ) positive or negative in Quadrant IV?
Undefined
Cannot be determined
Negative
Positive
11
Is csc(θ) positive or negative in Quadrant IV?
Positive
Cannot be determined
Undefined
Negative
12
Which is the value of sin A if the terminal side lies on (-3,4)
-3/4
4/5
-3/5
-4/3
13
In which quadrant is sinA<0 and cotA>0
III
II
IV
I
14
In which quadrant is cos(θ) negative and sin(θ) positive?
II
III
I
IV
15
What is the value of sin360
1
undefined
0
-1
16
In which quadrant is tan(θ) positive and sin(θ) positive?
II
IV
I
III
