Identities

Welcome to the "Identities" category on Questions LLC! This section is specifically designed for individuals seeking answers and insights into various aspects of identities. Discover a wide range of thought-provoking questions related to identities and explore topics such as personal identity, cultural identity, gender identity, and more. Whether you are interested in understanding your own identity better or looking to gain a deeper appreciation for the diverse identities that encompass our society, this category is sure to provide you with valuable perspectives and meaningful discussions. Join our community and delve into the fascinating world of identities today!

Questions (47)

Find sec θ and csc θ. If tan θ =3 and cos θ>0. Please helpp, i don't get identities
1. 4 answers
2. asked by Oscar
3. 2,794 views
Prove that the equation is an identity.cos x - cos 5x= 4 sin 3x sin x cos x
1. 3 answers
2. asked by Anonymous
3. 1,097 views
If tan 2x = - 24/7, where 90 degrees < x < 180 degrees, then find the value of sin x+ cos x.I applied various identities and
1. 3 answers
2. asked by Sam
3. 940 views
1. What two common identities are most useful for simplifying 2tanx/(sin^2x + cos^2x - tan^2x)?Two identities are: sin^2x +
1. 4 answers
2. asked by Melinda
3. 1,429 views
sin 2x(cot x + tan x) = 2(verify the identity)
1. 2 answers
2. asked by Christine
3. 554 views
Prove the following:1/(tanØ - secØ ) + 1/(tanØ + secØ) = -2tanØ (1 - sinØ)/(1 + sinØ) = sec^2Ø - 2secØtanØ + tan^2Ø
1. 4 answers
2. asked by McKenna Louise
3. 1,029 views
1. Find the exact value of 2tan pi/12 / 1-tan^2 pi/12root 3/3? 2. Given tanθ = -1/3 and with θ in quadrant IV, find the exact
1. 3 answers
2. asked by mysterychicken
3. 952 views
Prove the following identities.1. 1+cosx/1-cosx = secx + 1/secx -1 2. (tanx + cotx)^2=sec^2x csc^2x 3. cos(x+y) cos(x-y)= cos^2x
1. 2 answers
2. asked by Liv
3. 2,812 views
1. The expression sinπ is equal to 0, while the expression 1/cscπ is undefined. Why is sinø=1/cscø still an identity?2.
1. 3 answers
2. asked by john
3. 784 views
Which of the following are identities? Check all that apply.(Points : 2) sin2x = 1 - cos2x sin2x - cos2x = 1 tan2x = 1 + sec2x
1. 3 answers
2. asked by Jane
3. 3,140 views
Prove the identity(cosxcotx) ÷ (cosx + cotx) = secx - tanx
1. 10 answers
2. asked anonymously
3. 60 views
simple questionhow come cos^2(x)-sin^2(x) = cos(2x) where the identity cos(2x) come from? thanks a lot
1. 1 answer
2. asked by Anonymous
3. 345 views
A.Verify the identity.B.Determine if the identity is true for the given value of x. Explain. [cot(x) – 1] / [cot(x) + 1] = [1
1. 2 answers
2. asked by Iris
3. 517 views
I'm not sure how to get the final answer for this question I get stuck halfway thru.Simplify using sum and difference
1. 2 answers
2. asked by Jana
3. 482 views
Prove: TanA+2Tan2A+4Tan4A+8Cot8A=CotA
1. 1 answer
2. asked by Rabinprakash
3. 434 views
Prove the identity. (show steps please!) Thank you!tan^2(x/2+π/4)=(1 + sin x)/(1 − sin x)
1. 1 answer
2. asked by Anonymous
3. 373 views
Use an angle sum identity to verify the identity cos 2 0=2 cos 0-1
1. 1 answer
2. asked by Karen
3. 368 views
Having trouble verifying this identity...cscxtanx + secx= 2cosx This is what I've been trying (1/sinx)(sinx/cosx) + secx = 2cosx
1. 3 answers
2. asked by Alex
3. 553 views
Prove or disprove the following identity:cos (x+pi/6) +sin (x-pi/3) = 0
1. 2 answers
2. asked by Natalie
3. 1,276 views
how do you verify this identitySin^3βcosβ+cos^3βsinβ=sinβcosβ
1. 4 answers
2. asked by Monica
3. 351 views
Verify each identitysin^x+siny/sinx-siny=tan(x+y/2) (times) cot(x-y/2)
1. 1 answer
2. asked by angel
3. 423 views
solve using identities for all angles (dont use multiple angle method)show work please cuz i am so confused.2sin2x-3sinx=0
1. 2 answers
2. asked by Kimberly
3. 503 views
sinx+sinxcot^2x=cscxprove each identity
1. 3 answers
2. asked by tom
3. 926 views
Q.1 Prove the following identities:-(i) tan^3x/1+tan^2x + cot^3x/1+cot^2 = 1-2sin^x cos^x/sinx cosx (ii)
1. 2 answers
2. asked by MATHS
3. 1,040 views
How do I prove the following Identity?sec x(sec x-cos x)=tan^2x If there is a certain website or suggestion to help with these
1. 3 answers
2. asked by Mel
3. 520 views
State whether or not the equation is an identity. Prove your statement.sin(x)/cos(x)+ cos(x)/1+sin(x)=sec(x)
1. 1 answer
2. asked by Anonymous
3. 435 views
State whether or not the equation is an identity. Prove your statement.sin(x)/cos(x)+ cos(x)/1+sin(x)=sec(x)
1. 1 answer
2. asked by Anonymous
3. 356 views
State whether or not the equation is an identity. Prove your statement.sin(x)/cos(x)+ cos(x)/1+sin(x)
1. 1 answer
2. asked by Anonymous
3. 335 views
How do you solve for these identities:1-sin^2è/cosè= cosè sin^4è-cos^4è=2sin^2è-1
1. 3 answers
2. asked by Anonymous
3. 430 views
Establish the following identitySin2x/1+cos2x=tanx
1. 1 answer
2. asked by Tyler
3. 418 views
Can anyone help me with this question please!!Show that (cosh x)^2 - (sinh x)^2 = 1 for every real number x.
1. 1 answer
2. asked by jh
3. 387 views
complete the identity:sin^4 x-cos^4 x
1. 1 answer
2. asked by moi
3. 359 views
how does 2cos^2 x - 2sin^2 x = 2cos2x
1. 1 answer
2. asked by Ashlynn
3. 369 views
Prove the identity. (must work with left side)(1-2sin(x)^2)=(cos(x)^2)
1. 1 answer
2. asked by mailon
3. 388 views
What is sin^2 - cos^2 x/ 1-2cos^2 x, using the identities.
1. 2 answers
2. asked by Mary
3. 515 views
it says to verify the following identity, working only on one side:cotx+tanx=cscx*secx Work the left side. cot x + tan x = cos
1. 1 answer
2. asked by Devon
3. 616 views
sin3x=(sinx)(3-asin^2x)Wow! is that arcsin^2(x) ??? are we solving for x? or is it proving the identity? proving the identity
1. 1 answer
2. asked by abdo
3. 585 views
Verify the identities.1.) SIN[(π/2)-X]/COS[(π/2)-X]=COT X 2.) SEC(-X)/CSC(-X)= -TAN X 3.) (1 + SIN Y)[1 + SIN(-Y)]= COS²Y 4.)
1. 4 answers
2. asked by AwesomeGuy
3. 740 views
Verify the identity:(tanx+1)/(secx+cscx) = sinx
1. 3 answers
2. asked by ASH
3. 714 views
Select all the true statements about identities.A) You may use proven identities to prove other identities. B) An identity is
1. 1 answer
2. asked by TeeKay
3. 641 views
Prove the following identities:1. (tan theta - sin theta)^2 + (1-cos theta)^2 = (1-sec theta) ^2 2. (1-2cos^2 theta) / sin theta
1. 2 answers
2. asked by Fern Angel
3. 661 views
I do not know how to find a single function of x or ø by using an identity. How do you find a single function using identities
1. 3 answers
2. asked by Roze
3. 569 views
Prove the following identities:a) (cosec θ + cotθ)(cosecθ - cotθ) = cotθtanθ b) 2/(1 + sinθ) + 1/(1- sinθ) = (3sec^2)θ
1. 3 answers
2. asked by Proving Identities Question (Trig.)
3. 603 views
I posted this earlier today:I do not know how to find a single function of x or ø by using an identity. How do you find a
1. 3 answers
2. asked by Roze
3. 510 views
Verify the identity & Justify the step.scot (theta-pi/2)=-tan theta
1. 1 answer
2. asked by Leah
3. 462 views
prove the identity :cos^4 theta- sin ^4 thetaover sin squared theta cos squared theta =cot squared theta - tan squared theta
1. 1 answer
2. asked by Haley
3. 456 views
Prove the following identity.sinx/1-cosx + 1+cosx/sinx = 2(1+cosx)/sinx
1. 1 answer
2. asked anonymously
3. 13 views