Math, asked by cpage22, 2 months ago

How do you prove this trigonometric expression show your work

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Answered by karakacharmi

1

Answer:

LHS=1+sec²thetha.sin²thetha

=1+sin²thetha/cos²thetha

=1+tan²thetha

=sec²thetha

=RHS

from identity sec²thetha -tan²thetha=1

1+tan²thetha=sec²thetha

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