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Duplicate of Sum and Difference, Double, Half Angle Formulas Flashcards | StudBud
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Duplicate of Sum and Difference, Double, Half Angle Formulas
Duplicate of Sum and Difference, Double, Half Angle Formulas
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Sum and Difference, double and half angle of Trig Functions #trigonometry #formulas #identities
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1
tan(x) cos(x)
sin(x)
cos(x)
cot(x)
sec(x)
2
sin(2x)
2sin(x)
2sin(x)cos(x)
sin(x)-cos(x)
cos^2(x)+sin^2(x)
3
sec(x)
1/cos(x)
csc(x)
1-sin(x)
1/sin(x)
4
sec(x)
1/sin(x)
1-sin(x)
csc(x)
1/cos(x)
5
Which of the following is equivalent?
1
90
tan(x)
Yes
6
sin(A+B)
sin(A)sin(B)+ cos(A)cos(B)
sin(A)sin(B) - cos(A)cos(B)
sin(A)cos(B) - cos(A)sin(B)
sin(A)cos(B)+ cos(A)sin(B)
7
cos(60)cos(45) + sin(60)sin(45)
cos (15)
sin(105)
sin(15)
cos (105)
8
cos(π/2 - x)
cos (π/2)
sin (π/2)
sin x
cos x
9
sin (π/2 - x)
cos x
sin x
sin (π/2)
cos (π/2)
10
cos(A-B)
cos(A)sin(B)-sin(A)cos(B)
cos(A)cos(B)-sin(A)sin(B)
cos(A)sin(B)+sin(A)cos(B)
cos(A)cos(B)+sin(A)sin(B)
11
If 270
II
IV
III
I
