Question 1 Given: cos 0 = * where 0 <0 < 90 %3D 13 Find tan 20 169 - 119 120 119 119 120 120 119

Q: Question 4 Write, in simpler form: a) b) c) cos¹ x - sin¹ x tanx-cotx √2 cos x+2

A: Topic = Trigonometry

Q: Find the exact value of Sin 285 degrees using a sum or difference or formula

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Q: Given that sine 2 a) csc 20=-1 where OE],[. Then the value of csc 20 is: b) csc20=1 c) csc20= 2 a b.

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Q: What quadrant is terminal side of A located within, given that cos 0 < 0 and tan 0 < 0? O Quad I O…

A: We need to find the quadrant in which θ lies.

Q: tan 0 = 0.768 cos ) =

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Q: Identify the value that is equivalent to sir O sin 28 O cos 28 O cos 118 O sin 118

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Q: 5 a Given cos = then tan = b Determine the values of a and b.

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Q: 13. Find the exact value of sin 157.5° and cos 157.5° and tan157.5⁰ Leave answers exact and…

A: To find the exact value of , and .

Q: Use the sum and difference identities to evaluate exactly. sin 75 CocCola NE+23

A: We know the sum identity of sine , sin ( A + B )  = sin ( A ) • cos ( B ) + cos ( A ) • sin ( B )

Q: If the sin 30⁰ is 1/2, then the cos ____⁰=_____.

A: Use the property of sin(90°-thetha)=cos(thetha)

Q: If csc(x) = 4, for 90° < x < 180°, then CS sin() Cos 2 %3D tan 2 %3D

A: formule: 1. cosec(x) = 1/sin(x) 2. tan(x) = sin(x)/cos(x)

Q: If sin 0 = and 0 is in quadrant II, then cos(0) %3D tan(0) %3D cot(8) sec(e) csc(0)

A: Solution Given sin theta =3/5 According to Pythagorus Theorem, Adj. side…

Q: Use identities to simplify the expression. 1 - sin e csc e 0 cos²0 cot 0 csc 0 tan 0 sec 0 sin 2

A: By using identities to simplify the following expression.

Q: Find the exact value of the expression in radians, Sin- ) 0 radians ○ 등radians radians 3. 0-radians

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Q: tan 60° cos 629 sin 26°

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