cos² 0 (1 + tan²O) = 1 prove
Answers
Answered by
1
Answer:
Step-by-step explanation:
cos
2
θ(1+tan
2
θ)=1
Take L.H.S
cos
2
θ(1+tan
2
θ)
cos
2
θ+cos
2
θ.tan
2
θ
cos
2
θ+cos
2
θ.
cos
2
θ
sin
2
θ
cos
2
θ+sin
2
θ
=1
=R.H.S.
Answered by
2
Step-by-step explanation:
Cos²0(1+tan²0)
=Cos²0 X sec²0
=1
LHS=RHS
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