Math, asked by nidah26, 7 months ago

Please answer question no 3

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Answered by supriths4804

0

Answer:

-8

Step-by-step explanation:

8/cot^2-8/cos^2

=8(1/cot^2-1/cos^2

=8(1/cos^2/sin^2-1/cos^2)

=8(sin^2/cos^2-1/cos^2)

=8[(sin^2-1)/cos^2]

=8(-cos^2/cos^2)

=8(-1)

= -8

HOPE THIS BRING A SMILE IN YOUR FACE

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