(secA+TanA)(1-Sin A)
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5
Answer:
cosA
Step-by-step explanation:
(secA+tanA)(1-sinA)
(1/cosA+sinA/cosA)(1-sinA)
(1+sinA)(1-sinA)/cosA
(1-sin^2A)/cosA
cos^2A/cosA
cosA
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