Math, asked by sudiptaroy162, 9 months ago

( 1+ cot a + tan a ) ( sin - cos a ) = sec a / cosec^2 a - cosec a / sec^2 a

Answers

Answered by deviaparnaboddeti

0

Answer:

lh= cosecA(secAsecA)

= cosecA(1 + tanAtanA)

RS = cosecA + tanAsecA

= cosecA(1 + sinAtanAsecA)

= cosecA(1 + tanAsinA/cosA)

= cosecA(1 + tanAtanA) = LS

Hence proved

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