prove that sin A+ cos A / sin A- cos A + sin A - cos A/ sin A+ cos A = 2/ sin square A- cos square A= 2/ 2 sin square A-1 = 2/1-2 cos square A
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Answered by
2
Answer:
the process by which green plants turn carbon dioxide and water into food using energy from sunlight
सूर्य के प्रकाश से हरे पौधों द्वारा कार्बन डाइ-ऑक्साइड और जल को भोजन का रूप देने की प्रक्रिया; प्रकाश-संश्लेषण; फ़ोटोसिंथीसिस
Answered by
1
Answer:
sinA=cosA
⇒tanA=1
∴2tan2A+sin2A−1
=2⋅12+cos2A
=2−1sec2A
=2−11+tan2A
=2−12
=32
Step-by-step explanation:
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