Prove each of these identities. a. sin x + cos x cot x cosec x. b.
Question:
Prove each of these identities.
a. sin x + cos x cot x ≡ cosec x.
b. cosec x − sin x ≡ cos x cot x.
c. sec x cosec x − cot x ≡ tan x.
d. (1+ secx)(cosec x − cot x) ≡ tan x.
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a Starting from the lefthand side we have sin x cos x cot x sin x cos2 x sin x using the identity co...View the full answer
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Related Book For 
Cambridge International AS & A Level Mathematics Pure Mathematics 2 & 3 Coursebook
ISBN: 9781108407199
1st Edition
Authors: Sue Pemberton, Julianne Hughes, Julian Gilbey
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