Find the exact values of ∅ in the equation sin²∅ - cos ∅ = cos ²∅ for 0 < ∅ > 2 π.
Answers
Answered by
32
Answer:
=1=tan45
o
θ=45
o
Therefore, 2tan
θ
+sin
2
θ−1=2tan
4
5
o
+sin
2
45
o
−1
=2×(1)
2
+(
2
1
)
2
−1=2+
2
1
−1=
2
3
.
o
−cot76
o
cot16
o
is
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