Simplify the expression and identify which identity is used in each line of the equation. а. cos0 csc0 tan0

Q: Perform the indicated operations and simplify 1 /1+ cosx + 1 /1- cosx

A: Given expression is 11+cos(x)+11-cos(x) taking the LCM of the given expression , we get

Q: Perform the indicated operation and simplify the result. tan x(cscx- cotx) The answer is

A: Given :

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

A:

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: Find the angle 0, in radians that make the equation true; tan0=0

A:

Q: Convert the angle -3π in radians to degrees.

A: To convert the given angle in degree.

Q: Write an algebraic expression that is equivalent to the expression sin(arccosa)

A: Let arccos x = y

Q: Write the following in terms of sin ? and cos ?; then simplify if possible. (Leave your answer in…

A: Consider the given trigonometric function. csc θ cot θ The objective of this part is to write the…

Q: Simplify the expression and identify which identity is used in each line of the equation. b. csc20…

A: Simplify

Q: Convert the angle -240° to radians. Give the exact value and use pi for ππ.

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: Complete the steps by applying trig identities to show that the left hand side of the equation is…

A:

Q: Find sin B.

A: We have to find sinB from the given figure.

Q: Convert the angle π/2 in radians to degrees.

A: We have to convert angle π2 radian to degrees. we know that  1 radian=180π degree To convert radian…

Q: Find the exact value of each expression.

A: To find: Exact value of tan-133.

Q: Convert the angle in degrees to radians: -300°

A: To convert to radian, one have to multiply the given angle by π180

Q: Convert the angle 420° to radians:

A:

Q: Find the exact value of each expression.

A: Given expression is sin-1-22

Q: Write the following in terms of sin ? and cos ?; then simplify if possible. I need to leave my…

A:

Q: Complete the steps by applying trig identities to show that the left hand side of the equation is…

A:

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: Convert each angle in degrees to radians.Express your answer as a multiple of π . 135°

A: Angle in degree, D=1350 Let it's measure in radians be R.

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: cos(- Find the exact value of `12

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 p.   -180  o

A: Our Aim is to convert the given angle in degrees to radians.-180°

Q: Write csc θ tan θ in terms of sin θ and cos θ

A: cosec θ  tan θ interms of sinθ:                                   cosec θ = 1sin…

Q: Verify that each equation is an identity  cot(2x)=(csc(^2)x -2)/2 cot x

A: To prove that the given equation holds for all the values of x (wherever well defined)

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: solve x by using the law of cosine

A: We have been given the measurements of the right-angled triangle and the measurement of an angle and…

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: Simplify the expression. csc (x) cot° (x)

A:

Q: Use your graphing calculator to determine if each equation appears to be an identity ornot by…

A: Given:        sec A - cosec A = cos A - sin A cos A sin A   To verify the given equation is an…

Q: COS 150 is? *

A: Evaluate cos 150. When 150 is in radian then cos 150≈0.6993     Evaluate cos 150°. Since…

Q: Convert the angle-2 radians to degrees, rounding to the nearest 1oth.

A: We have to convert angle -2 radians to degree  Since ,

Q: Simplify the expression. ) = ,2 cot?(x) – cos²(x)cot?(x)

A: There are six trigonometric functions which are sine, cosine, secant, cosecant, tangent and…

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

A:

Q: 2 12. cos-

A:

Q: Convert the angle 15° to radians. Express your answer as a multiple of π.

A: Our Aim is to convert the angle 15° to radians and to express answer asa multiple of π.

Q: Convert the angle in degrees to radians: -135°

A: The given degree is -135°

Q: Simplify the expression and identify which identity is used in each line of the equation (1+cos0`…

A:

Q: Simplify the expression and identify which identity is used in each line of the equation. cot20 d.…

A: Given; Cot2(theta)/[Csc(theta)-1]

Q: Convert the angle 2π/3 in radians to degrees.

A: Radian and degree are the measure for angles. One radian is the angle made at the center of a circle…

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.