Math, asked by nxndxnx05, 1 month ago

Prove the following:

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Answers

Answered by kkfdkfk

0

Step-by-step explanation:

sin(90-¢) = cos¢

cos(90-¢) = sin¢

so. sin¢ sin(90-¢). -.cos¢cos(90-¢)

=. sin¢cos¢ - cos¢sin¢

= 0

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