
S5 CH.6 變分HW1
Authored by HOI WONG
Mathematics
9th Grade
Used 4+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Q1 設s隨t正變。當t = 5時,s = 20。
求當t = 9時s的值。
36
16
26
46
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Q2 已知y 隨 x3正變。當x = 3時,y = 54。
求當x = 2時y的值。
36
16
26
46
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Q3
7
14
8
24
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Q4 已知W隨T正變。 若T減少19%,求W的百分數增減。
-19%
+19%
+9%
-9%
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Q5
求當x = 時y的值。
2
3
1
-3
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Q6
求當y = 1時x的值。
12
-12
12 or -12
11 or -11
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Q7
求當x=14和y=3時z的值。2
14
24
84
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