Sin + cos = x prove tan + cot = 2/ x2 -1
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sin+cos=xprovetan+cot2/x2•1
Answered by
2
Answer:
Prove that : cot
2
x
−tan
2
x
=2cotx
Answer
LHS=cot
2
x
−tan
2
x
=
sin(
2
x
)
cos(
2
x
)
−
cos(
2
x
)
sin(
2
x
)
=
sin
2
x
cos
2
x
{cos
2
(
2
x
)−sin
2
(
2
x
)}
=
sinx
2cosx
=2cotx=RHS.
Step-by-step explanation:
Hope it's help you!!!!
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