sin(cos(0.3866)) O -1.0778 O 2.9222

Q: 9 = cos(20)

A: We have to find the solution of the given equation

Q: 5 sin(0) – cos(0) dO Evaluate: со

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Q: 77. sin?(-0) + tan?(-8) + cos²(-0)

A: Here we express each term in sine and cosine then we simplify.

Q: Use the appropriate reciprocal identity to find the exact value of csc 0 for the given value of sin…

A: Given that,   sinθ = -78. We have to find cscθ using appropriate reciprocal identities. Reciprocal…

Q: II. Use a calculator to find the value of each expression rounded to two decimal places. cos-(-0.44)…

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Q: 1) Use a trigonometric identity/formula to simplify the expression. sin (z+ (7+)

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Q: 01 4. sin e= sin 0 - cos 0 sin

A: We will start with right side. Plug cos^2 theta= 1-sin^2 theta [ by Pythagorean identity]

Q: (a) It -S sine =4 and ee(90°:270°), determine without the use of a calculator and with the aid of a…

A: According to our guidelines, we can answer only the first question, the rest can be reposted. (a)…

Q: cos(20) = cos? e - 1 = 1 - sin? 2 2 1 Cos e tan

A: Given

Q: Sin

A: Given that: (Sin²30°+cos²30°+sin²45°+cos²45°)²

Q: [(sin(180° - 0))(tan (90° + e))]/(cos(360° + e)) + (csc(270° - 0)(sin(5a/2 - e))

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Q: Use the appropriate reciprocal identity to find the approximate value of sin 0 for the given value…

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Q: sinΘ

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Q: Determine the value of sin?x + cos x for x = 20 degrees. Submit Question

A: The objective is to determine the value for x equal to 20 degree.

Q: (sin" (e* 3 + cos I -00

A: We first get rid of the negative exponents

Q: 77. From the figure, show that sin(45° – a) = sin95°. A 40° 12 8 45° D C B

A: The given figure is, In triangle ACD,∠DAC=40°∠ACD=45°Using the angle sum property of a…

Q: sin theta- square root of 3 cos theta=square root of 3

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Q: Use the appropriate reciprocal identity to find the approximate value of sin 0 for the given value…

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Q: What is the simplified form of sin(x - T)? -sinx O no correct answer COSX O sinx O -cosx

A: The given expression,sinx-π

Q: (1+Sin O+COs02=a(+Sin0)+cose)

A:

Q: 26. The value of sin(5) is V2-V3 Is this value exact or approximate? Explain your answer.

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Q: π sin" g 2. So cos² g dg

A: The given integral is;  Sin5g/Cos2g, limit from 0 to pi.

Q: (a) [* sin*(@) cosť (8) do COS

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Q: cos(cos-(0.2323)) =. 0.2323 0.4943 0.7266 0.9589 -0.4943

A: In this question we have to find the value.

Q: prove sin2 a/2=csc a-cot a/2 csc a

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Q: N. Evaluate without using calculator. a. -2 sin 52.5° sin 97.5° b. cos 255° cos 195°

A: topic - trigonometric identities

Q: 3. Using the unit circle, find the value of cos (). O-v3

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Q: sin (A+B) ) Prove the identity tanA+tanB cosA.cosB

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Q: = 10 sin(8 - 0): tan(6) e in Quadrant III, sin(o) = O in Quadrant IV 10

A: First find out theta and phi in respective quadrant  And then substitute

Q: K. Use an addition formula to find the exact value of cos 15° cos 75° + sin 15° sin 75°

A: Addition formula: cos(A-B)=cosA cosB+sinA sinB

Q: 12 cos(x) CoS 13

A: we have to find the values of sin2x , cos2x , tan2x form the given information. given that cosx=1213…

Q: 3) What is the sin X? Express fractions in the lowest terms. NO DECIMALS 40 Y 9. 41 Your answer

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Q: tan´a+1 Which expression is equivalent to for all csc?a tan?a+1 csc²a values of a for which is…

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Q: Using Euler's formula ete = cose + i sine %3D Show that el0 +e-10 et0-e-10 cose = sino zi

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Q: 1. Which ratio corresponds to cos 0 ? adjacent side A) hypotenuse C) - a

A: Answer 1 We know that Cosθ=AdjacentHypotenuseHere.Adjacent=12Hypotenuse=rTherefore,Cosθ=12rOption A…

Q: sin 8 cos (cos a cosec 0) do 1/2-a (1-cos a).

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Q: sin x (주). f(x) : For 14. 1+ cos x , determine to the nearest hundredth. (Record your answer in the…

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Q: What Trig. function do you use to find the value of x? Show Your Work sin COS 41° tan 15

A: A right angle triangle is given. We have to find the value of an unknown side of the triangle. To do…

Q: sin38=H/80 to decimal

A: Solution :-  Given : sin(38°) = H/80                          H = 80sin(38°)…

Q: sin(15°) sin?(35°) + cos² (35°) cos(75°)

A:

Q: Find the exact value of sin(a – B) if sin a = and sin B= 13 and a and B are be sin(a- B) = (Type an…

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Q: Using Euler's formula ete cose + i sin0 %3D Show that el0 +e-10 -e cose sine = 2i

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Q: Value of cos15° sin15°| is: sin 15° cos15 (a) 1 (d) none of these Select the correct response: a

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Q: 3) Evaluate. Give an exact answer (no decimals cos30°sin315°tan150°

A: cos30∘ sin315∘ tan150∘ =cos30∘ cos90∘ -315∘ tan150∘ =cos30∘ cos-225∘ tan150∘ =cos30∘ cos225∘…

Q: Value of |cos15° sin15 | sin 15 cos15" O 1 O 1/2 3/2 none of the above O O

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Q: 67. 2 sin 0 cos e

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Q: 3) Prove the identity note you just need to show that the left side is equal to the right side, you…

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Q: Find the exact values of sina, cosa, tana, sinß, cosß, and tanß. 25 7. sing = (Type an integer or a…

A: The exact values of sinα, cosα, tanα, sinβ, cosβ, and tanβ are determined as below,

Q: Find sin 0. Give an exact answer with a rationalized denominator. 9. 9. 4 ...... 4 9/65 O A. 65 OB.…

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Q: a* sin(3a") – 1 Submit Answer |

A: