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Explanation: Section 57 Primary evidence: Explanation 3.—Where a number of documents are all made by one uniform process, as in the case of printing, lithography or photography, each is primary evidence of the contents of the rest; but, where they are all copies of a common original, they are not primary evidence of the contents of the original.
If (sinθ+cosθ)/(sinθ-cosθ) = 2, then the value of sin4 θ is
tan 1˚ × tan 2˚× …………………….tan 88˚ × tan 89˚ = ?
If (5sinx - cosx) = 2√2sinx, then find the value of 'tanx'
If tan θ + cot θ = 5, find the value of tan²θ + cot²θ.
Find the value of sin 30°.
What is the value of sin (B – C) cos (A – D) + sin (A – B) cos (C – D) + sin (C – A) cos (B – D)?
Evaluate 3sin x – 4 sin3 x and figure out the correct answer from below option ?
If tan 4θ = cot 14θ, then find the value of cos 9θ.
The angles of elevation of the top of a flagpole from two points A and B on level ground are 30° and 60° respectively. The points A and B are on the s...