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Mathematics
Rodolfo Mckinney
1 May, 01:18
Find the exact value. Sec^2 (11pi/6)
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Soren Huerta
1 May, 04:13
0
1 + tan^2 (11pi/6)
1 + tan^2 (2pi - pi/6)
1 + tan (2pi - pi/6) * tan (2pi - pi/6)
tan (2pi) = 0
tan (pi/6) = 1/sqrt (3)
Compund angle rule:
1 + sqrt (3) / 3 * sqrt (3) / 3
1 + 1/3
4/3
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