Simplify the trigonometric expression: sin B+ cos BcotB 4.

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

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Q: Which expression is equal to cos(6t)?

A: Recall:  cos(2t)=cos2(t)-sin2(t)     Given,   cos(6t)

Q: sin(?) cos(3?) + cos(?) sin(3?) = 0

A: we have to simply   sin(?) cos(3?)   +  cos(?)  sin(3?) = 0

Q: Write the following in terms of sin(θ) and cos(θ); then simplify if possible. sin(θ) + cos(θ)tan(θ)…

A: We will use tan(θ) = sin(θ)/cos(θ)

Q: Simplify cos(sinæ).

A: We simplify the given

Q: Answer 7 find sin,Cos,missing side and angle tangent

A: Given,

Q: Simplify the expression by using a double-angle formula. 2 tan 4 2 1- tan 4 |sin| ]cos[ |tan |cot|…

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Q: Simplify using either an Addition / Subtraction Formula or a Double Angle Formula, and then evaluate…

A: Solving the problem by finding the value of the expression.

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: Use a right triangle to simplify the given expression. Assume x 7 0. cos 1tan-1x 2

A: Now let Now it can be represented by using right angled triangle as,

Q: Find the principal values of the following. Express sin5x in terms of multiple angles.

A: Let me discuss this problem::>

Q: Simplify the expression by using a double-angle formula. cos 30 – sin 30

A: Here we have to use the double angle formula to solve the given problem. cos(2θ) = cos2(θ)  - sin2…

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: Write the expression as the sine, cosine, or tangent of an angle. sin 3x cos x - cos 3x sin x

A: Given,          sin3xcosx-cos3xsinxWe know that,        sinA-B=sinAcosB-cosAsinB

Q: Find the sin & Cos of O-180,-90,-45,45, 135) degree 0(-135, 0, 4o, 180) radian-

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Q: Simplify and write in terms of sine and cosine: (1-cos y)(1+cos y)= f(y)2

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Q: Simplify, using the double-angle formulas: 1- 2 sin2(15°)

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Q: Find, the value Cos 20, when: * .cose = 12/13

A: The cosine angle in a right  triangle is ratio of base to the hypotenuse. cosθ=BaseHypotenuse From…

Q: Use the half-angle formulas to simplify the expression. 1- cos(x – 3) 2

A: We know that cos(2t)=cos2t-sin2t=2cos2t-1=1-2sin2t⇒2sin2t=1-cos(2t)⇒sin2t=1-cos2t2

Q: secx 1. sec x - 1

A: Given: sec xsec x-1

Q: 1 - cos(40) 2

A: We have to simplify the expression  1 - cos4θ2.

Q: snip

A: For any triangle we have to derive the formula: a=b cos C+c cos B We know sine rule, asin A=bsin…

Q: Given the expression below, what is the value of tan O? * sec20 = x² + 1,

A: Given sec2θ=x2+1. To find tanθ. Solution: We know that, sec2θ-tan2θ=1 So, we have…

Q: Write the expression as the sine, cosine, or tangent of an angle. 3 COS sin)sin() COS - 7

A: Note that: cos x cos y-sin x sin y=cos (x+y)

Q: Simplify the expression by using a double-angle formula. 2 cos 20 – 1

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Q: Simplify the expression tan( – x) by using an appropriate compound angle formula.

A: We have to simplify the expression tanπ-x by using an appropriate compound angle formula.

Q: Simplify the expression by using a double-angle formula. 2 cos 27°-1

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Q: Use trigonometric identities to simplify the expression. sec(t + 27)cos(t) Answer E Keyp. Keyboard…

A: Using trigonometric identities

Q: de 20. 90 +120 +9

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Q: Evaluate the expression, sin2 π/17 + cos2 π/17,  without using a calculator.

A: Evaluate sin2π17+cos2π17 without using calculator.

Q: If sec(x)=11/2 (in Quadrant-I), find, cos(2x)=

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Q: Write the expression as a single trigonometric function. sin 3x cos 2x + cos 3x sin 2x Need Heln?

A: To Determine: Expression as a single trigonometric function:…

Q: QIFind the value of the angle of tan(cos-(x))

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Q: Use the cofunction identities to find an angle 0 between 0° and 90° that makes the statement true.…

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Q: Write the trigonometric expression in terms of sine and cosine, and then simplify. csc(0) – sin(0)…

A: Write the trigonometric expression in terms of sine and cosine, and then simplify…

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: Simplify completely, make sure your angle is positive.

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Q: sin 2.

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Q: sec* 0 – 2 sec? 0+1 6) 4 csc? 0 – 1

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Q: Write the following in terms of sin θ and cos θ; then simplify if possible: csc θ cot θ

A: Given : csc (θ) cot(θ) We know the trigonometric ratios csc(θ)=1sin(θ)cot(θ)=cos(θ)sin(θ)

Q: Use a double-angle formula to rewrite the expression. 6 cos? x - 3

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Q: Use a right triangle to simplify the given expression. Assume x 7 0. cos 1sec-1x 2

A: Inverse trigonometric function:     cos(sec-1x2)We know cos(cos-11x2)

Q: Simplify and write the trigonometric expression in terms of sine and cosine: tan? x sec?

A: By using some formula of trigonometry

Q: Rewrite the expression sin* 70 entirely in terms of cosine. Simplify as much as possible. --

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Q: Simplify the trigonometric expression. cosx(secx cosx) |

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Q: 2-Simplify first, then determine the exact value. (sin7n/24 + cos7a/24)2

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Q: Write the expression as the sine, cosine, or tangent of an angle. sin 3 cos 1.2 - cos 3 sin 1.2

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Q: Write the following in terms of sine, using the cofunction relationship. 107 cos 19

A: Cofunction identity related to sine and cosine are: cos π2-A=sin Asin π2-A=cos A

Q: Make the indicated trigonometric substitution in the given algebraic expression and simplify x = 2…

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.