Which of the following is NOT an identity? a) sin? a+cos? a = 1 b) sin a = tan a * cos a c) 1 + cot? a = csc? a d) 1 - sec? a = tan? a Which of the following is an identity? a) sin (a) cos (a) = (1/2) sin(2 a) c) sin(-a) = sin a b) sin a + cos a = 1 d) tan a = cos a/ sin a

Q: Which expression is equal to tan cot sec t COS e using identities? O sin z COS E O 1 O-1

A: We have to check

Q: Determine whether the identity is true or false. 2 sin2(0) + 3 cos²(0) = 2 + cos?(0) O True False If…

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Q: Verify the identity. tan 0. cos e• csc 0 = 1 Which of the following four statements establishes the…

A: This is a basic trignometry question

Q: Use fundamental identities to simplify. 4 – 4 sin? a +6 cos? æ cot2 x 2 – 4 cos? x 4 – 2 cos? x -…

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Q: 24 tan(?) 3D쓸,0s 0 <o< then sin(0) equals COS cos(0) equals sec(0) equals

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Q: Prove the following identity. tan = Csc B- cot B 2 We begin by using a Half-Angle Formula on the…

A: Using half angle formula.

Q: Verify the identity: cot? 0 = 1-cos² 0 sec² 0+cos² 0 sin? 0

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Q: Which one of the following equations is not and identity? 1. + sin°(0) + cos (e) = sec (ø) cot (e 3.…

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Q: 2. Which set of primary trigonometric ratios is correct for the angle 225°? a. sin 225° = 1 cos 225°…

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Q: Determine whether the statement is true or false. Justify your answer.  a. In ΔABC with right angle…

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Q: Prove sin? (0) 2 cos? 2 () %3D 1 – cos(0)

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Q: Find: (a) sin (A + B) and (b) cot(A+ B) given that cos A = where A is - 24 not in QII, and tan B =…

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Q: What are the values of cos a and tan a, if a is the measure of an acute angle in a right triangle…

A: Given that α is acute angle, that means 0&lt;α&lt;π2.Hence, all the trigonometric ratios are…

Q: Prove ONE ONLY of the following identities: Either: tan e + cot e = csc e sece Or: 1+ cos 20 = cot 0…

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Q: Prove the given identities. csc 0 – cot 0 (a) sec 0 – 1 = cot 0 (b) cot 0 + tan 0 = csc 0 sec 0 For…

A: a) [csc(theta)-cot(theta)]/[sec(theta)-1]=cot(theta) b) cot(theta)+tan(theta)=csc(theta)sec(theta)…

Q: Can you show me the Step by Step proof of this

A: To prove the given identity.

Q: Prove that the following identity is true. sin? 8 - cos? e tan 8 - cot e = sin e cos e We begin by…

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Q: prove that (sin?acos'x)(tan?x+ cot?x + 2) = 1

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Q: 13. Which expression is equal to + tan r using identities? tan z COS z sin z cos r sin z sin z cos z

A: 1tanx+tanx

Q: Use the fundamental identities to simplify the expression. csc e(sin e + cos 0) Select one: O a. sec…

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Q: Which is equal to 1? Select all that apply. A. sin 30° B. sin 45° C. cos 45° D. cos 60° O E. tan 30°…

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Q: Prove that the following identity is true. csc B − sin B = cot B cos B

A: Prove the identity: csc B − sin B = cot B cos B

Q: What is always true? O sin A - cos A O sin A- cos B sin A- cos C O sin A- tan B

A: Topic = Triangles sin A=cos B

Q: Show why the identity sin? x + cos² x : 1 is an example of the Pythagorean theorem?

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Q: Is the following indentity true? sec (6)-tan (0) = 1+sin? (e) cos?(0)

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Q: Which of the following expression is equal to (sin e– tan 0)(cos e – cot 0) ? Hint: Prove using…

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Q: 1 Which is the equivalent form of the expresSion sin r+cot r cos z :? O sin z O cos r - O cos I O1-…

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Q: Which of the choices is equivalent to sin(x) cos(x) cot(x) csc(x)? O csc(x) – sin(x) O cot(x) –…

A: The given term is:sinxcosxcotxcscx

Q: Which of the following is equivalent to cos 0? sin 0 + tan 0 cos 0(1+ tan? 0) 1+ sec 0 Option 1…

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Q: Prove that the following identity is true. csc ? tan ? = sec ?

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Q: Find sin A, cos A, tan A, and sin B, cos B, and tan B in right triangle ABC, with C=90 degree b=1…

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Q: The expression tan 0 sec 0 when written in terms of sin 0 is sin? 0 sin e b. cos? 0 sin e cos e 1-…

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Q: Verify the ff. identities: cot 0 – sin 0 sec 0 6. 2 cos? 0 – sin? 0 sec 0 csc 0

A: Definition used -                       cotθ =cosθsinθ ,secθ=1cosθ, cscθ=1sinθ

Q: 3. Which is the equivalent reciprocal of cot 75°? O cos 75° tan 75° 1 cos 75° tan 75°

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Q: 2. Which is the equivalent reciprocal of cot 75°? cos 75° O tan 75° cos 75° tan 75°

A: Given that cot75°solution : we know that tanθcotθ=1cotθ=1tanθso,cot75°=1tan75°

Q: Given that tan A= and sin(A B) = 2 cos(A– B), the exact values of %3D sin 2A = and tan B = %3D

A: To find Sin2A and tanB Given that tana=1/3 Sin(A+B)=2cos(A-B)

Q: Given the following proof attempt, explain what is wrong with it, and how you would go about…

A: Solve the equation

Q: Which is equivalent to ? Select all that apply. 2. O A. sin 30° B. sin 45° C. cos 45° D. cos 60° O…

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Q: Verify the identity. tan 8. cos 8. csc 0=1 Which of the following four statements establishes the…

A: Given Data: Proof: tanθ·cosθ·cscθ=1 The conversion of tangent function to sine and cosine function…

Q: If sin 0 0, which of the following is TRUE? (i) tan 0 > 0 (ii) sec 0 < 0 neither (i) nor (ii) only…

A: Use Trigonometric identity to check the statement.

Q: 1. Which expression is equal to tana + rec r cot a using identities? sec r tan x – cot x tan x + cot…

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Q: cos 0 = cos 30 sec 20 sin 30 + csc 20

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Q: If sin A = then what is exsec A? %3D

A: Let's find.

Q: Prove the following identities: sec(0) + tan(0) (a) cot(0) + cos(0) cos?(x) tan(0) sec(0)

A: Since you have asked multiple question, we will solve the first question for you as per our guide…

Q: Prove the following identity: 1- tan? e cos 20 = sec e

A: solution:-cos2θ=1-tan2θsec2θ RHS=1-tan2θsec2θ        =1-sinθcosθ21cosθ2,      ∴tanθ=sinθcosθ &amp;…

Q: Prove that the following identity is true. tan 8 - cot e = sin² e – cos² e sin e cos e We begin by…

A: Given : tanθ - cotθ = sin2θ - cos2θsinθcosθ

Q: photo is attached

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Q: What is the value of sin A if the value of tan A is 4/3? O 213 O 2/15 O 4/5 O 3/5

A: Given: tanA=43 Concept: Here we shall use the concept of forming a triangle by given values. We…

Q: Prove that the following identity is true. (tan ? + cot ?)2 = sec2 ? + csc2 ?

A: Consider the given identity tanθ+cotθ2=sec2θ+csc2θ.

Q: Use the Half-Angle Formula to determine cos(105°)

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