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QUIZ

9th
-
10th
grade

Mathematics

70%

accuracy

1

play

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3 years

Mathematics

9th -

10thgrade

Adding, Subtracting, & Multiplying Functions

user

1
play

8 questions

8 questions

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1. Multiple Choice
3 minutes
1 pt
f(n)=2n+1
g(n)=3n
Find f(n)+g(n)
5n+1
-5n+1
-2n+1
-6n-1
2. Multiple Choice
3 minutes
1 pt
f(n)=x²+1
g(n)=2x-5
Find f(n)-g(n)
x²-2x+6
-x²+2x+4
-x²-2x-6
x²-2x-4
3. Multiple Choice
3 minutes
1 pt
f(x)=x²+1
g(x)=2x-5
Find f(x)-g(x)
x²-2x+6
-x²+2x+4
-x²-2x-6
x²-2x-4
4. Multiple Choice
5 minutes
1 pt
f(n)=x²+1
g(n)=2x-5
Find f(n)-g(n)
x²-2x+6
-x²+2x+4
-x²-2x-6
x²-2x-4
5. Multiple Choice
3 minutes
1 pt
f(x) = 6x² + 3x + 2 and g(x) = x - 7
Find f(x) * g(x)
6x³ - 39x² - 19x + 14
6x³ - 39x² - 21x - 14
6x³ - 39x² - 19x - 14
6x³ - 45x² - 19x + 14
6. Multiple Choice
3 minutes
1 pt
f(x) = 3 and g(x) = -2x + 5
Find f(x) * g(x)
6x + 15
6x - 15
-6x + 15
6x - 8
7. Multiple Choice
15 minutes
1 pt
Find the product.
(2y - 7)(3y + 5)
y²+ 2y + 4
6y² -11y -35
-35 -11y + 6y²
2y²-17y +30
8. Multiple Choice
5 minutes
1 pt
f(x)=4x+1 g(x)=5x−2

Find (f $\cdot$ g)(x)
20x² + 3x − 2
20x² − 11x + 5
20x² − 18x + 2
20x² − 3x − 2
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