Evaluate (tan2600 + 4 sin2450 +3 sec2300 + 5 cos2900) (cosec 300 + sec 600 cot2 300)PLEASE HELP
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Step-by-step explanation:
Solution
verified
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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