ฟังก์ชันอินเวอร์ส
Quiz
•
Mathematics
•
10th Grade
•
Practice Problem
•
Medium
กัลยาณี หนูทอง
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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
กำหนด k = {(1,2),(2,3),(3,4),(1,5)} ข้อใดถูก
k เป็นฟังก์ชัน
k-1 เป็นฟังก์ชัน
k และ k-1 เป็นฟังก์ชัน
k และ k-1 ไม่เป็นฟังก์ชัน
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
ฟังก์ชันในข้อใดมีอินเวอร์สไม่เป็นฟังก์ชัน
f(x) = 3x+1
f(x) =
f(x) =
3.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
ถ้า f(x) = 5+2x จงหา f-1(10)
(ตอบในรูปทศนิยม)
4.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
กำหนด f(x+1) = 2x-3 จงหา f-1(1)
5.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
กำหนด f(x) = 3x-2 จงหา f-1(4)
6.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
กำหนด f(x) = x-2 และ g(x) = 3x จงหา
(gof)-1(6)
7.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
กำหนด gof(x) = 2x+9 และ g(x) = 2x-1
จงหา f-1(5)
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