Sin3 30 +cos3 30° + tan3 30+cot 3 30 +cosec3 30
Answers
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Step-by-step explanation:
Given
csc30
∘
+sec60
∘
−cot
2
30
∘
tan
2
60
∘
+4cos
2
45
∘
+3sec
2
30
∘
+5cos
2
90
∘
=
2+2−(
3
)
2
(
3
)
2
+4(
2
1
)
2
+3(
3
2
)
2
+5(0)
=
2+2−3
3+4(
2
1
)+3(
3
4
)
=3+4(
2
1
)+3(
3
4
)
=3+2+4
=9
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