Mathematics, 15.07.2019 06:10 Pizzapegasus1

Sec a-tan a = sec a+tan a
(iv)
1-sin'c
costat
= 1 + 2 tan'a
(v) seca. coseca=tan'a + cota +2
cos a
(vi) 1 + sin a
1-sin a
cosa

Answers: 2

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Sec a-tan a = sec a+tan a
(iv)
1-sin'c
costat
= 1 + 2 tan'a
(v) seca. cosec...