cos^2(1 + tan^2) = 1

Q52 | Prove that (1-tan^2⁡θ)/(1+tan^2⁡θ)=cos^2⁡θ-sin^2⁡θ | 1 - tan square theta by 1 + tan square

Q16 | Prove that 2cos^2⁡θ + 2/(1 + cot^2⁡θ) = 2 | 2 cos square theta + 2 by 1 + cot square theta = 2

Show that `(cos^(2)theta - sin^(2)theta)=(2tan theta)/((1- tan^(2)theta)) ` is not an identity .

Prove that 1 plus tan square a divide by 1 plus cot square a is equal to 1 minus tan a divide by 1

Q4 | Prove that cosec square theta - 1 into tan square theta = 1 | prove that (cos⁡ec^2θ-1)tan^2⁡θ=1

Q28 | Prove that 1 + tan square theta into cot theta by cosec square theta = tan theta

Q33 | Prove that tan^2⁡θ/(1 + tan^2⁡θ) + cot^2⁡θ/( 1 + cot^2⁡θ) = 1 | Trigonometric Identities

11Elite Part 2 Multiple Choice | MCQ | EoT1 | Vectors, polar graph, sequences, stats | Q6-Q20 | 11E|

Q27 | Prove that tan square theta - 1 upon cos square theta = -1 | Prove that tan^2⁡θ - 1/cos^2⁡θ=-1

sin square theta + cos square theta = 1 How to prove?

Q48 | Prove that 1 - tan square theta by cot square theta - 1 = tan square theta | (1-tan^2⁡θ)/(cot^

Q90 | Prove that (1+tan^2⁡θ)/(1+cot^2⁡θ)=((1-tan⁡θ)/(1-cot⁡θ))^2 | 1 + tan square theta by 1 + cot

Q44 | Prove that cos^2 theta/(1-tan theta)+sin^3 theta/(sin theta - cos theta)=1+sin theta cos theta

Q87 | Prove that (1+〖tan〗^2⁡θ )+(1+1/〖tan〗^2⁡θ )=1/(〖sin〗^2⁡θ-〖sin〗^4⁡θ )

Prove that tan cube theta divide by 1 + tan square theta plus cot | Trigonometry Important Questions

Q10 | Prove that 1-cos square theta into sec square theta = tan square theta | (1-cos^2⁡θ) sec^2⁡θ=

`(tan A)/((1+tan ^(2)A)^(2))+(cot A)/((1+cot ^(2) A)^(2))=sin A cos A `

Prove that `(2cos2A+1)/(2cos2A-1)=tan(60^0+A)tan(60^0-A)dot`

`(1+tan^2 (45-A))/(1-tan^2 (45-A)) = cosec2A`