F.4 Ch.8 三角學(一)
Authored by 67 YI
Mathematics
10th Grade
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30 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
sin (180o + x)
sin x
-sin x
cos x
-cos x
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
cos (90o - x)
sin x
-sin x
cos x
-cos x
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
sin(270o + x)
sin x
-sin x
cos x
-cos x
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
tan(270o - x)
tan x
-tan x
1 / tan x
-1 / tan x
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
tan(180o - x)
tan x
-tan x
1 / tan x
-1 / tan x
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
以下哪一個三角比與其他三個的值是不同的？
sin(180o - x)
cos(90o - x)
sin(360o - x)
cos(270o + x)
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
以下哪個/哪些三角比等於tan x? (可選多於一個答案）
sin x / cos x
tan(180o + x)
tan(360o - x)
tan(270o - x)
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