Identity Proofs

Welcome to the "Identity Proofs" category on Questions LLC! In today's digital age, verifying one's identity has become more important than ever. Whether you're navigating the world of online transactions, registering for official documents, or simply wanting to protect your personal information, understanding identity proofs is crucial. This category is specifically designed to help you gain insights into various identity proofs, including their types, significance, and the best practices for ensuring your identity is secure. Whether you're an individual seeking guidance or a business looking to enhance your identity verification processes, this category has got you covered. Explore the questions below to find answers and expert advice on all things related to identity proofs.

Questions (11)

Prove or disprove the following identity:(sin(10x))/(sin(x)+sin(9x)) = (cos(5x))/(cos4x))
1. 3 answers
2. asked by Natalie
3. 2,412 views
Establish each identity. I would like to check my answers to make sure it's right :) Thank you!1)
1. 1 answer
2. asked by Elli
3. 355 views
Prove this identity using the product-to-sum identity for sine:sin^2 x=1-cos(2x)/2
1. 2 answers
2. asked by Kyle
3. 672 views
prove the identity: cos^4 - sin^4 = cos^2 - sin^2(cos^2 + sin^2)(cos^2 - sin^2) cos^2 + sin^2 = 1 cos^2 - sin^2 = cos^2 - sin^2
1. 2 answers
2. asked by dipper
3. 524 views
Prove the following identity:1/tanx + tanx = 1/sinxcosx I can't seem to prove it. This is my work, I must've made a mistake
1. 2 answers
2. asked by Heather
3. 659 views
prove identity cscx-(cosx)(cotx)=sinx
1. 2 answers
2. asked by logan
3. 979 views
2)Prove the following identities:a)(cosecx + cotx)(cosecx - cotx) = cotxtanx b)2/1+sinx + 1/1-sinx = 3sec^2x - tanxcosecx
1. 4 answers
2. asked by sweetG
3. 592 views
Where do I start to prove this identity:sinx/cosx= 1-cos2x/sin2x please help!! Hint: Fractions are evil. Get rid of them. Well,
1. 1 answer
2. asked by maria
3. 711 views
Prove the identity:1-cos2x/sin2x = 1+tanx/1+cotx I simplified the RS to tanx. LS:(1-2cos²x+1)/2sinxcosx (2+2cos²x)/2sinxcosx
1. 3 answers
2. asked by sh
3. 1,207 views
sinx+ siny/ (cosx+cosy)= tan 1/2 (x+y)prove this identity
1. 1 answer
2. asked by JK
3. 1,170 views
(sec^2x-1)(csc^2x-1)=1 prove the following identityive been stuck on this for hours please help
1. 3 answers
2. asked by Anonymous
3. 1,137 views