Prove tan³@/1+tan²@ + cot³@/1+cot²@ = sec@cosec@ - 2sin@cos@
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insharahman:
Can please suggest me how to revise this chapter for class 10 boards. By the way thanx for ur help
understand the logic behind it.
study only ncert if you are of cbse board
if you want to take maths in 11th standard.then practice trignometry
thank you
welcome
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