CBSE Class 10 Answered
question
Asked by arindeep.singh | 20 Aug, 2020, 18:58: PM
Expert Answer
Q: To express cos A, tan A and sec A in terms of sinA.
Answer:
As we know that sin2A+cos2A=1
Answered by Renu Varma | 21 Aug, 2020, 12:31: PM
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