HustlerQ
19.03.2020 •
Mathematics
Verify (prove whether true or false)
sec^2a+csc^2a= 1/sin^2acos^2a
Solved
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Ответ:
The expression is true
Step-by-step explanation:
Step 1: Prove the expression true or false. sec²a + cosec²a = 1/sin²a cos²aLeft Hand Side = sec²a + cosec²a = 1/cos²a + 1/sin²a
= sin²a + cos²a/sin²a cos²a (∵ sin²a + cos²a = 1)
= 1/sin²a cos²a (∵ sin²a + cos²a = 1)
= Right Hand Side
Ответ: