Write each expression in terms of sines and/or cosines and then simplify.

Q: convert each angle in radians to degrees.     -pi/6

A: Given : The angle is -π6 .

Q: 16. cos 18° COS

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Q: cot(x) sin(x)=| sin(x) csc(x) =| sec(x) cos(x)= %3D

A: Given: cot(x)sin(x)=?we know that cot(x)=1tan(x)=cos(x)sin(x)so,…

Q: Simplify the expression and identify which identity is used in each line of the equation. а. cos0…

A:

Q: write each trigonometric expression as an algebraic expression in u. sin(cos-1u)

A: Solution: Consider the given trigonometric expression is: sincos-1u Let  θ = cos-1u⇒cos θ = u Now,…

Q: Write each equation with rectangular coordinates.      r2 =  4 sin 2 theta

A:

Q: Convert each angle in degrees to radians.Express your answer as a multiple of π. -270°

A: Given angle in degree: -270° Concept used: 180 degrees is equal to π radians.

Q: Vrite each trigonometric expression as an algebraic expression B) csc cosx

A: Use the trigonometric identities and inverse trigonometric identities.

Q: Write the (x,y) coordinates for P in terms of cosine and sine.

A: The objective is to write the (x,y) coordinates for P in terms of cosine and sine.

Q: Evaluate each expression without using a calculator, and write your answers in radians.       arccos…

A:

Q: Convert each degree measure into radians. 555°

A: As we know that 1°=π180 radian555°=π180*555 =37π12

Q: Write each function or function value in terms of its cofunction. sin ICOS15" Csc 35 tan See

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Q: Write in terms of sin and cos, then simplify if possible. (Leave answer one terms of sin and/ or…

A: Given  sec/tan  We have to simplify in terms of sin n cos

Q: Convert from radians to degrees. 5T/4 radians degrees

A:

Q: Write each expression in terms of sines and/or cosines and then simplify.…

A: 1) Given expression,                   sinXcscX - secX cosX

Q: Write each expression in terms of sines and/or cosines. Then, simplify. 1. cotxsinx 3. sinxcscx 5.…

A:

Q: convert each angle in degrees to radians. Express your answer as a multiple of p.   -225  o

A: Angles can be expressed in radians or degree. The measurement of angle in either of the two units is…

Q: convert each angle in degrees to radians. Express your answer as a multiple of pi; 30°

A: It is known that, 1°=π180 rad The given angle in degrees is, 30°. The objective is to convert the…

Q: Write the expression in terms of sine and cosine, and simplify so that no quotients appear in the…

A:

Q: Write the expression in terms of sine and cosine, and simplify so that no quotients appear in the…

A: Given,

Q: tan 200°– tan 80° 1+ tan 200° tan 80°

A: "Since, you have asked multiple question, we will solve the first question for you. If you want any…

Q: convert each angle in degrees to radians. Express your answer as a multiple of pi; -225°

A:

Q: Convert each angle in degrees to radians.Express your answer as a multiple of π . 18°

A: The given angle in degrees is 18°

Q: "Convert each angle in degrees to radians. Expressyour answer as a multiple of pi; 13°

A: Solution:To convert each angle in degrees to radians. Express your answer as a multiple of pi;…

Q: sine d. cosetane

A:

Q: convert each angle in degrees to radians. Express your answer as a multiple of pi; 330°

A: 1 radian is equal to approximately 57.3°. To convert 330° to radians, use the degrees to radians…

Q: Evaluate each expression without using a calculator, and write your answers in radians.       arcos…

A:

Q: convert each angle in degrees to radians. Expressyour answer as a multiple of pi; 260°

A: Known fact: 1°=π180 rad

Q: Convert 1.2 in radians to degrees:

A: Given: The angle in radians is 1.2. To find: Value of the angle in degrees. Concept used: The…

Q: Evaluate each expression without using a calculator, and write your answers in radians.       arccos…

A:

Q: Simplify each expression. Cosx sinx 1. sinx Cosx

A: This question is based on simplification of Trigonometric identities.

Q: convert each angle in degrees to radians. Express your answer as a multiple of pi; -60°

A: We have to convert from degrees to radians: -60° We know that, 1°=π180 radians

Q: Write each equation with rectangular coordinates.      r2 =  4 cos 2 theta

A: We have to write the given equation in rectangular coordinates: r2=4 cos 2θ We know the identity,…

Q: Write each equation with rectangular coordinates.      r =6 sin  theta

A: Given equation in polar form is r=6sinθ. To convert given equation with rectangular coordinates.…

Q: Evaluate each expression without using a calculator, and write your answers in radians.       arctan…

A:

Q: Write sin a +sin b as a product using only sine and cosine.

A: Given, sina+sinb

Q: Write each expression as a product.  sin3θ+sin10θ

A:

Q: Evaluate each expression without using a calculator and write your answer in radians.   sin -1…

A: We have to find the exact value of the expression: sin-1 12 We know that sin-1 sin x=x where x∈-π2,…

Q: Write as a sum or difference, then simplify, Cos(2x) Sin(8x)

A:

Q: Write each expression in terms of sine and cosine, and then simplify so csc 2(-0) - 1 1- cos 2(-0)…

A: Csc(x) =1/sin(x) and 1-sin2x=cos2x

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

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Q: Write the ratio of Cos B.

A: Given : The figure of the △ABC,

Q: simplify and write the expression in terms of sine and cosine: (cosu secu/tanu)=f(u)/g(u)

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Q: Write each function in terms of its cofunction A. Sin27 degree B. Csc(pi/3) C. Cot45 degree

A: Write it's cofunction

Q: Rewrite in terms of sines and cosines:

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Q: write the trigonometric expression in terms of sine and cosine and then simplify tan2x - sec2x

A: