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WorksheetsGEN MATH_QUIZ 1
Total questions: 25
Worksheet time: 36mins
What is function?
one-to-one
one-to-many
many-to-one
relation
is a relation a function?
one-to-one
yes
no
either
One-to-one relation is (a) .
Do you enjoy this topic?
What is relation?
{(4,5), (4,-7), (4,2), (4,0), (4,9)}
f(5) = -x + 4
If f(x) = 2x+1, what would the function look like once you substitute in a 1 to find f(1)?
f(x) = 21+1
f(1) = 2 (1) + 1
f(1) = 2x (1) + 1
If f(x) = -3x - 8, find f(-1).
f(-1) = 5
f(-1) = -5
f(-1) = -12
f(-1) = -10
Which set of values is not a function?
(9,5) (10,5) (4,-5) (8,-5)
(3,4) (4,-3) (7,4) (3, 8)
(6,-5) (7, -3) (8, -1) (9, 1)
(2, -2) (5, 9) (-5, -7) (1, 4)
Is this a function?
Yes
No
Let me ask my dog...
Why are there letters in math?
Is this a function?
Yes
No
I'm Confused
May I phone a friend?
Given f(x) = 3(6 -x), what is the value of f(-8)
-42
6
-6
42
If f(x) = x2-x+3, what would the function look like once you substitute in a -3 to find f(-3)?
f(-3) = -32-3+3
f(-3) = (-3)2 -(-3)+3
f(-3) = (-3)2 -3+3
Is this a function or not?
Function
Not a Function
