19. Writc the ratios for sin B and cos B. a. sinB cosB 5 b. sinB cosB 5 %3D C. sinB cosB = %3D d. sinB 4 cosB = %3D C 3,

Q: If a, B, y, ð are the smallest positive angles in ascending order of magnitude which have their…

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Q: Suppose sin 3 = P(a) is in Ql; sin(a + B) = ; P(B) is in QI; what is 85 the value of cos a ? O 15/17…

A: Given: sinβ=35sinα+β=7785Angles α  and  β  are in first Quadrant.

Q: Refer to the problem below: af Letf (a, b,c) = cos (ab) sin b+e Evaluate da Option 2 Option 1 24/3…

A: The given function,fa,b,c=cos(ab) sin b+c

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: Jo Jo L p sin o cos ddpd0do

A: convert rectangular co ordinate into spht coordinates  and put values

Q: If w=f(a,b,c)=cos(ab)sin(b)+c, what is at ( 2'3 5,6 )?

A: Given function is  w=fa,b,c=cos(ab)sin(b)+c

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

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Q: 6. 2/10 2.

A: Solved below...

Q: 2.If a = 9, b = 12, and c= 15, what are sin A, cos A, and tan A?

A: Given triangle isa=9 , b=12, c=15

Q: If sin x= 1/3 and sec y = 17/15, evaluate cos (x+y)

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Q: If x= cos 50 and y = sin 50 , then dx 18 %3D a. - cot 50 b. - 5 cot 50 C. 5 tan 50 d. -5 tan 56

A: Differentiate both equations x &amp; y separately and take their ratio.

Q: 7) Cos o CsC a tana 8) Cot t Sect Sint

A: 7) Simplify the given expression as shown below: cosα·cscα·tanα=cosα·1sinα·tanα…

Q: Given that sin' (x) and cos (x), show that sin(a+B) = 1 %3D

A: Use the identities of inverse trigonometric function.

Q: Match the ratios for sin X, cos X and tan X.

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Q: 9. 12 Y A 15 length of side opposite ZA Choose the ratio that represents the Sin(A): hypotenuse O…

A: Given Sin(p) = (length of opposite side of angle P)/hypotenuse

Q: B) 1- Given that a sin %3D Find cos x,tan x, cot x, sec x and csc x ?

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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: If sin A lind cos 2A

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Q: In a right triangle = x and cos B= y which expression represents the value of sin C + cos C O y+x O…

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Q: If w=f(a,b,c)=cos(ab)sin(b)+c, what is at ( -,6

A: Given function and point is  w=f(a,b,c)=cos(ab)sin(b)+c and 12,π3,6

Q: 5. If sin e and 360 < e< 450°, find cos %3D

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Q: if csc(e) = 15 and 0° < e< 90°, what is sin (0)? 17 14 15 14 15 17

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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: If sin a and cos a3D 13 12 what is the value of sec. 13 %3D O 13/2 O 13/2 17 O 17/2 26 O 7/2 26

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Q: 40. tan(cos 4

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Q: If sin A 315 3π 2 where π < A< then cos 2A =

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Q: 5л What is the exact value of sin(cos(n)) where n %D

A: The given trigonometric function sin-1cosn where n = 5π2 cosn=cos5π2=0     since cosπ2=0

Q: d) For parts (d), (e) and (f), suppose u is in the interval (π/2 , π) and tan(u) = -2 Calculate…

A: Given,          tanu=-2

Q: 16. If sin O - cos O = 1 / 3, determine the value of sin O cos O. A. 5 / 4 B. 5 / 9 С.4/9 D. 4 / 5

A: Since you have posted multiple questions i can do first question as per our company guidelines…

Q: If Sin(B)= 0.4536, what is B?

A: Topic-  sin value and it's angle

Q: If cos 0 = and tan 0 >0, then sin 0 13 %3D А. 5 12 12 В. 13 С. 12 13 D. 12

A: Given,cos θ=-513tan  θ&gt; 0

Q: 15. Use the formula cos(2x) = 1 – 2 sin? z to find cos , if sin O V? O va 2

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Q: 6. Show 1 – 8sin?0 · cos²0 = cos(40) 10 pts

A: To show that LHS=RHS

Q: If 4 | sin*ea cos cx dæ 0, 35 then c=

A: H3 hhh y

Q: If sin A = 65 with 180° < AS 270°, find cos 2A and cos 65 Cos 2A = COS 2

A: To find the value of the following,

Q: 15. Write the ratios for sin A and cos A. 10 C 24 Not drawn to scale 24 ,cos A = 26 10 24 ,COS A =…

A: Use the concept of Trigonometric ratios.

Q: In right triangle ABC, m2 B # mz C. Let sin B = r and cos B = s. What is sin C - cos C? O r/s Or+s…

A: A triangle is a polygon with three sides. A right triangle is a triangle with one of the sides being…

Q: 5. Evaluate sin?(e3-/ 10378) +cos?(e3-T/ 1037r/8) =?

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Q: 19. What are the ratios for sin A and cos A? The figure is not drawn to scale. 37 12 35 35 cos A 37…

A: From the figure, find sinA and cosA.

Q: 2. Given that csc A = v2, A in QI, and sec B V5, sin B <0, find: a. cos (A- B) b. tan (A- B) %3D

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: 2. If sin a =,0<a< 3. 2V5 ,where <B < 2n 3 . cos ß = Determine the value of a. sin(a + B)%3D b.…

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Q: The formula for cos(at B) is cos a cos B - sin a sin B cos a cos B + sin asin B sin a sin B - cos a…

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Q: Given Insinx tu" () Cos x Find > (A) and (B) ay

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Q: If sin(A+B)=1 and cos(A-B)= V3 -,0B then find A and B

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Q: dr + r tan 0 = cos? 0, do = 1. 4.

A: Given DE is drdθ+r tanθ=cos2θ   and rπ4=1 solve the given DE

Q: 5.) Select which ratios are equal to cos(x). A XO to C a. sin(y) b. sin(90-x) c. cos(90-x) d.…

A: We need to find which ratio is equal to cos(x)

Q: Given that sin(a) = and cos(b) 5 with a %3D 4 sin(a + b) = %3D cos(a - b) = %3D

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Q: 3. Determine the corresponding reciprocal ratio that corresponds to cos e= 0.8. а. sec e= с. sec e=…

A: 3) Given: cosθ=0.8 To find: The corresponding reciprocal ratio that corresponds to cosθ=0.8.

Q: Question in Image.

A: At the outset I must say it's an amazing question. Information is given about α and the questions…

Q: 17. Give the EXACT values for the quantities. (a) sin = (b) cos = (c) cos- = (d) cos

A: Topic = Trigonometry

Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.