Q: if sinx+cosx=1/2,what is the exact value of sin2x

A:

Q: (sing -Cosx)=1-Sinx COSX 2.

A:

Q: sin(2 tan(5)

A:

Q: write sin(3x)cos(6x) + cos(3x)sin(6x) as a single trig function

A: This question is related to Trigonometric identities, we will solve it using given information.

Q: If y=sin 2x sin 3x sin 4x then find y''

A:

Q: Verify the identity. (Simplify at each step.) 2 cos² B - 2 sin² ß = 2-4 sin² B 2 cos² B-2 sin² B =…

A: The given identity, 2cos2β-2sin2β=2-4sin2β

Q: Find all solutions to the equation. 4 sinx=5-4 cosx

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Q: What is the simplified form of cos10x - cos4x / sin10x + sin 4x

A: Using CosA-CosB and SinA+SinB formula

Q: Compute without using a calculator.

A: To find the value of sin-1sinπ3 without using calculated, we have to use the inverse trigonometric…

Q: Compute without using a calculator.

A: Given sin-1sin-5π6

Q: Sin3xdx

A: Given, ∫0π3sin3xdx

Q: If sec θ = -13/6 and sin θ > 0 , what is 3 sin θ = cos(-θ) ?

A:

Q: Compute without using a calculator.

A: To evaluate: sin-1sin-5π6 Solution: We know that, sin-x=-sinx and sin-1-x=-sin-1x Evaluating the…

Q: sin x 5 2 0, cos x

A:

Q: if sin= -2/3 find csc ?.

A: We have to find value

Q: Compute without using a calculator.

A: Given: sin-1sinπ3 we know that  if, -π2≤θ≤π2 then , sin-1sinθ=θ

Q: If y = sin2x sin3x sin4x then find y"

A: Explanation of the answer is as follows

Q: 8. S sin 2x sin4xdx

A: put 2x=u so that dx=1/2 du.and solve the question.

Q: compute without using a calculator.

A: pi/3 is in the first quadrant.  It is in the range of sin inverse.

Q: What vaule of 0 = sin (0/3 - 10)

A: that is equal to 0=sin(0-10) than 0=sin(-10) such that -10=sin^-1(0) that is equal to zero

Q: 3. Evaluate without using 1 calculators: cos sin- 13 -1 Cos 5 -

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Q: explain why sin(0)=cos(90-0)

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Q: Evaluate sin [tan−1(2) + sin−1(3/5)] without using a calculator.

A: Solve the following

Q: If the value of sinx 4,0≤x≤, the value of cosx within the same domain is:

A: Given that sin x = 47, 0≤x≤π2 find the value of cos x, 0≤x≤π2 The domain of cosine and sine function…

Q: So inverse sine would be a/2 not square root of x^2-64/x.

A:

Q: If tan 0 = 5 and 0 < 0 < 90° then the value of sin 0 is %3D

A: Answer and explanation is given below

Q: How would I simplify (1+sinx/cosx) + (cosx/1+sinx)

A: Answer and explanation is given below

Q: cos^2(2x) - sin^2(2x)=0. Is it a identity and how can you tell.

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Q: Verify the identity -1 sin'0+2cose-1 1 sin 0+3cos0-3 1-sece

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Q: tan + cosxtan sinx %3D

A: SOME TRIGONOMETRY FORMULAS: 1.)cos2x= cos2x- sin2x2.) cos(2x)= 2cos2x-13.)cos(2x)=…

Q: Evaluate without using 4 5 - COs 13 calculators: cos sin -1

A:

Q: If y = sin 2x sin 3x sin 4x then find y".

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Q: 8. 1 sinxcosx tanx + cotx

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Q: How do I simplify 1+cotx/sinx+cosx?

A:

Q: Find sin ⍬.  Sec ⍬ = 3/2, tan ⍬ &lt; 0

A: The given equation is

Q: The expression (1 -sinx) / (cosx) is equal to

A:

Q: ∫sin3xdx

A: we know that the ∫sinxdx=-cosx∫sin3xdx=-cos3x3+Cwhere C is a arbitary constant and we always put…

Q: (sin 0- 1)2 1- sin 0 1- sin2 0 1+ sin 0

A: Our objective is to explain how we got from one step to the next using trigonometric identities.

Q: how to verify  step by step cos2x/sin2x+sinx/cosx=csc2x

A: Given:

Q: If sinx+cosx = /2 sin (90° – x ),Determine cotx

A:

Q: cos 2x sin2x Cotx

A: Solution: The objective is to find the value of the given expression

Q: Find sin(20) if sec 0 = 3/2 and tan 0 < 0. %3D

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Q: Compute without using a calculator.

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Q: If tanx=-1/3 then cosx>0 Find Sin2x,cos2x and tan2x

A:

Q: Find sin(2θ) if tan(θ) = 2/3

A: Consider the given trigonometric equation:

Q: What happens when you try to find A for sin A = 1.234 on your calculator? Why doesit happen?

A: What happens when you try to find A for sin A = 1.234 on your calculator? Why does it happen? Given…

Q: 1 - 2 cos²(x) + cos“(x)

A:

Q: quat sin-'(2x) + cos-'(3x) = 3

A:

Q: 9. Simplify. sin-cos -

A: Simplify

Q: Ok, I see how sinx derives to cosx using that formula sin^2x + cos^2x = 1, thx it helps

A:

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.