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Verify the identity, 1 - cos(a) sin(a) 1 - cos(a) sin(a) = = sin(a) 1 + cos(a) 1 - cos(a). 1+ cos(a) sin(a) 1
Verify the identity, 1 - cos(a) sin(a) 1 - cos(a) sin(a) = = sin(a) 1 + cos(a) 1 - cos(a). 1+ cos(a) sin(a) 1 + cos(a) 1 - ( | cosa X (sin(a)) (1 + cos(a)) sin2a = = (sin(a)) (1 + cos(a)) sin(a) 1 + cos(a)
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Advanced Engineering Mathematics
Authors: A. Ramakrishna Prasad
1st Edition
8126543876, 978-8126543878
