6. B In right triangle ABC above, what is sin B?

Q: 19 If x= cos 30 and y = sin 30 , then O a.-3 cot 30 O b. 3 tan 30 O C.-3 tan 30 o d.- cot 30

A: We have to find the differentiation like in the parametric form of differentiation . We have the…

Q: 1. S sin? xcos4xdx

A: We can use reduction formula to solve the problem

Q: If Sin 0= 3/5 , find without using tables the values of: i) Cos 0 ii) tan 6 (ans.: i) 4/5; i) 3/4)

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Q: 9. Given that sin A= 5 , where OCA<II, and tan B = -4, and tan B= 4 2. %3D 3. where 3 TT <B <2 Tl,…

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Q: 7. cos A = ar and sin B = 5 with A and B in QI. 13

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Q: 4. Express the following as a single trigonometric ratio: a) 4sin(2x)cos(2x) b) 6cos? 3

A: We have to express the given trigonometric ratio in a single trigonometric ratio.

Q: 8. Use the given information to find sin 20, cos 20, tan 20. sin =.0 < 0 <; %3D

A: Some Trigonometric formula,                             1.   sin2θ+cos2θ=12.   sin2θ = 2sinθcosθ3.…

Q: 4 5. Find the exact value of sin 105° using half-angle identity. 2+ V3 А. V2+ v2 С. B. V2 + V3 D. V2…

A: Given:  sin105o

Q: If sin (A) = 4/5 with A in QII, find sin (A/2).

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Q: Suppose that cos 8 = 0.68. What is the value of sin(a)?

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Q: 36. If cos(30+y)-- A) B) which would be sin(30-y)? C) pr D)

A: Topic:- trigonometry Note:- as per our guideline if more than one question uploaded than only first…

Q: If sin a: 1 then sec a =?

A: We can solve this by using trigonometric identities . We can use the identity sin2α+cos2α=1 . By…

Q: e or sin 1 2 and tan 2 cos .2

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Q: If sin A lind cos 2A

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Q: Recall that sin² e means (sin 6)2. 2 If sin e = find sin? e. sin? e =

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Q: If the terminal side of 6 contains the point (6, 8), what is the exact value of sin (8 – )? 7/2 10…

A: We know that if the point in the angle's terminal side is P=(x,y) then sin(bita)=y/r and…

Q: 8. If cos 0 = and tan 0 = , 15 8 9 17 what is sin 0? sin 0 = %3D Report your answer in simplest…

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Q: 3 If sin(x) : (in Quadrant-I), find 29 tan(2r) (Please enter answer accurate to 4 decimal places.)

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Q: 4л Compute the exact value of sin( + ). Provide your answer below:

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Q: If sin z + cos I 2, then the value of sin" r+ cos" z will be-

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Q: 6. В 11 A In right triangle ABC above, what is sin A? sin(A) =

A: We have given a right angle triangle ABC sinA=perpendicular/hupotenuse  sinA=BCAB sinA=911

Q: 5 In right triangle DEF, if mLF = 90 and cos E = sin D is equal to

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Q: 2. Find the exact value of sin 20 and cos 20 if sin 0 = and angle 0 lies in quadrant II.

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Q: 12. If the sine ratio is given, then how can sin be determined?

A: The question says if sine ratio is given, then how can sinθ2 be determined.

Q: 4. If the sine ratio is given, then how can sin be determined?

A: if sine ratio is given. Find: How can sinθ2 be determined?

Q: 5 2. In right triangle ABC, mzB = 90°. If tan C = 12 find sin A

A: Trigonometry Right angled triangle problem

Q: If cosA = −4/5 with A in QII, find sin A/2 .

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Q: 7) 300° Pos Neg Sin Cos

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Q: 9. If the sin (x +20°) = cos x, what is the measure angle x? %3D

A: As per our guidelines we are supposed to answer only one question.kindly repost others question as a…

Q: 1 In right triangle ABC, mZA = 30° and mZB = 90°. Which of the following are true? I. sin(A) =…

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Q: 6 If csc B =6, e in Q2, find Sin(20) with

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Q: 9 10 In right triangle ABC above, what is tan B? tan(B) =| Question Help: Message instructor Submit…

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Q: 2. In right triangle ABC, if tan B 1 determine sin B and cos B. Leave answers 2 in simplified…

A: Given :-  tan B = 1/2 We required to find sin B and cos B So we can use trignometry ratio in this

Q: 1. Evaluate sin(0 + ¢), where sin 0 = 2 with 0 in 2nd quadrant and tan ø = with o in 3rd quadrant.

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Q: B. If sin e=% , find 1. Sin 20 2 Cos 20 3. Tan 20

A: Given: sin θ=34......(1) The expression for the sine trigonometric ratio is given as sin…

Q: 15) In right ABYE, ZY is a right angle. Cos(B) is . What is sine of ZE?

A: Sin E=Opposite/hypotenuse  Cos B=Adjacent/hypotenuse

Q: 4. If v3cot0 = 2cos0, then evaluate sin?0 – cos20 |- %3D

A: See the details solution below

Q: 3. What is csce if tane = ?

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Q: what is the exact value of the following  y= sin^-1(theta3/2) and y= accros (-theta2/2)

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Q: 5 and cos a= 13 If sin a 12 , what is the value of sec a + )? 13 O 17/2 26 O 7/2 26 O 13/2 17 O 13…

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Q: 10. Show that if A ia an acute angle, sin²A+ cos² A = 1

A: This can be solved using triangle

Q: 17 8 15 What is the sin(ZG)?

A: Since, ∆PQR and ∆JGH are similar triangles, hence by the property of similar triangle-…

Q: 10. 3 sin 30 cos Od0

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Q: What is the exact value of sin(67.5°)cos(22.5°)?

A: Solution-

Q: 12 If tan(@) 0Sos, then %3D sin(0) equals cos(0) equals sec(A) eguals

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Q: If sin A = then what is exsec A? %3D

A: Let's find.

Q: 97. One petal ofr = 3 cos 50 %3D

A: The given polar curve is r=3cos 5θ. Evaluate the roots of the function r=3cos 5θ as follows. r=03cos…

Q: 5. Determine the value of sin(arctan(3)+arctan(2)) using the trig identity sin(A+B) = sin(A) cos(B)+…

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Q: 4. Why is a SSA ambiguous? Think about the range for y = sin−1 ?. Can the inverse sine ever return…

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Q: 3 If sin t and t is in the 2mnd quadrant, then 8 i) tant = ii) sec t = %3D

A: Given:         sin t=38   t is in 2nd quadrant.