题目
MHF4U - Advanced Functions 12 (2025-26) - A
单项选择题
Which of the following related acute angle expressions is equivalent to ?
选项
A.a.
B.b.
C.c.
D.d.
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标准答案
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思路分析
To find an expression equivalent to sec(7π/6), start by recalling that sec(θ) = 1/cos(θ).
Option a) -1 / cos(π/6): This is -sec(π/6). Since cos(7π/6) = -cos(π/6) = -......Login to view full explanation登录即可查看完整答案
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MTH1010_09_01_1
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