Write the expression as the sine, cosine, or tangent of an angle. Then find the exact value of the expression. 7π sin sin 12 cos 4 cos 12 ..... Write the expression as the sine, cosine, or tangent of a single angle. 7元 cos sin = sin - cos 12 4. 12 (Use integers or fractions for any numbers in the expression. Simplify your answer. Do not evaluate.)

Q: Write the ratio for cos B. A 53 45 28 B cos B= (Type an integer or a simplified fraction.)

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Q: 2. Which expression equals -1? O sin? 63° – cos² 63° O cot? 63° + tan? 63° cot? 63° + csc² 63° O…

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Q: Write the expression as the sine, cosine, or tangent of an angle. Then find the exact value of the…

A: Topic- trigonometry

Q: Express the given sum or difference as a product of sines and/or cosines. cos x+ cos 7x cos x+ cos…

A: Explanation of the answer is as follows

Q: Evaluate the expression without using a calculator. cos(45°) sec(45°) Need Help? Read It Master It

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Q: Find the positive radian measure of the angle that the second hand of a clock moves through in the…

A: Proceed as shown...

Q: Use a calculator to evaluate the expression. cos ? (67°) + sin ? (67°) cos ? (67°) + sin ² (67°) =…

A: Pythagorean identity.      cos2(θ)+sin2(θ)=1

Q: Write the following expression as the sine, cosine, or tangent of a double angle. Then find the…

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Q: Write the expression as the sine, cosine, or tangent of an angle. Then find the exact value of the…

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Q: Evaluate the following expressions. The answer must be given as a fraction (may involve square…

A: Given data: The given value of tanθ=-6/5. The second given expression is sin(θ)>0. As the value…

Q: Write the expression as the sine, cosine, or tangent of an angle. Then find the exact value of the…

A: The expression is given by sin5°cos85° + cos5°sin85° To evaluate: The expression in terms of sine,…

Q: 11) Use the law of sines to find the values of x and y 14 41° 62 y

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Q: Use a calculator to find a value of 0 between 0° and 90° that satisfies the statement. Write your…

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Q: Simplify the expression. Write the final form with no fractions. cos x tan x csc x

A: Concept :tan x = Sin x Cos xcsc x = 1Sin x

Q: Area and Circumference of a Circle Determine the area and circumference of a circle with radius 13…

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Q: Write the ratio of Cos B. Reduce your answer. Escribe la razón de Cos B. Reduzca su respuesta. 10 8.

A: Given-  To Find- The ratio of cosB and reduce the answer.

Q: The shadow of a vertical tower is 76.0 ft long when the angle of elevation of the sun is 36.0°. Find…

A: Given : The length of the shadow is 76 ft The angle of elevation of the sun is 36°

Q: PROBLEM SOLVING Find the EXACT expressions for the indicated quantities, given that: cos V2+v3 sin =…

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Q: cos (90°-x) COS

A: The given expression is cos90°-x To simplify the expression

Q: Write the expression as the sine, cosine, or tangent of an angle. sin 6x cos 2x- cos 6x sin 2x sin…

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Q: bell tower is known to be 48.7 feet tall. You measure the angle of elevation of the top of the…

A: Explanation and solutions is given below....

Q: Write the expression as the sine, cosine, or tangent of an angle. Then find the exact value of the…

A: Given expression is  sinπ2. cosπ3- cosπ2.sinπ3

Q: Write the expression as the sine, cosine, or tangent of an angle. Then find the exact value of the…

A: we know that Sin (A-B) = Sin A Cos B - Cos A Sin B

Q: P (8,0, -8) A) 4) sin

A: We have to find the value of given limit

Q: Write the expression as the sine, cosine, or tangent of an angle. Then find the exact value of the…

A: The expression is given by sin7π12cosπ12-cos7π12sinπ12 To evaluate: The simplified expression and…

Q: The shadow of a vertical tower is 73.0-ft long when the angle of elevation of the sun is 32.0°. Find…

A: From the given information, we find the height of the tower

Q: Write the ratio for cos B. 53 45 28 B cos B = (Type an integer or a simplified fraction.)

A: The given figure is - We have to find the ratio for cos B.

Q: The shadow of a vertical tower is 70.0 ft long when the angle of elevation of the sun is 30.0°. Find…

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Q: Simplify the expression. Do not evaluate. 2 cos?(37°) – 1

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Q: Evaluate sin? () : 1/2

A: Given that; sin2π3

Q: Which fraction represents the value of cos x? 5.4 in. 8.2 in.. 2.5 in. 6.7 in.

A: A triangle is a polygon having three sides and three vertices. Sum of interior angles of triangle is…

Q: In a right triangle, the side opposite angle α has a length of 11.1 feet, the side adjacent to angle…

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Q: Complete the sentence below. If A, B, and are the measures of the angles of a triangle, and a, b,…

A: Law of sine states that the ratio of the length of the side of a triangle to the sine of the angle…

Q: Write the expression as the sine, cosine, or tangent of an angle. Then find the exact value of the…

A: Formula used Sin(A)Cos(B)+Cos(A)Sin(B)=Sin(A+B)

Q: CRITICAL THINKING Find the EXACT expressions for the indicated quantities, given that: cos 22.5°…

A: We can write 82.5° = 60°+22.5° And use the formula cos(A+B) = cos A cos B - sin A sinB

Q: The shadow of a vertical tower is 78.0 ft long when the angle of elevation of the sun is 31.0°. Find…

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Q: Write the following expression as the sine, cosine, or tangent of a double angle. Then find the…

A: Given:       2sin75∘ cos75∘

Q: Select all the correct answers. 7x If the measure of angle is 8 is 4, which statements are true? V2…

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Q: Evaluate the following expressions. Your answer must be an angle in radians and in the interval 2' 2…

A: Solution: Given that

Q: use identities to simplify the expression. sečz- tan"z = Simplify the answer

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Q: CRITICAL THINKING Find the EXACT expressions for the indicated quantities, given that cos 22.5 =…

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Q: Simplify the expression. Do not evaluate. 2 cos?(37°) – 1 cos(36)

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Q: Write the expression as the sine, cosine, or tangent of an angle. Then find the exact value of the…

A: The given expression is: sin400cos500+cos400sin500 From the addition formula for sine, it is known…

Q: The shadow of a vertical tower is 67.0 ft long when the angle of elevation of the sun is 32.0°. Find…

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Q: Write the expression as the sine, cosine, or tangent of an angle. Then find the exact value of the…

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Q: Write the expression as the sine, cosine, or tangent of an angle.…

A: Given query is to rewrite the expression.

Q: Simplify the expression. Write the final form with no fractions. cos´x+1 +1%3= OsinO sin'x OsecO O…

A: Consider the expression cos2x+1sin2x+1

Q: Use AXYZ, as needed, to complete the given parts. Part 1: Let h be the height of AXYZ. OsinO OcosO…

A: topic - triangles and trigonometry

Q: Write the following expression as the sine, cosine, or tangent of a double angle. Then find the…

A: Known fact: sin2θ=2sinθcosθ

Q: DSimplify the following expression: Sin W-x)

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