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QUIZ

9th
grade

Mathematics

59%

accuracy

858

plays

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4 years

Mathematics

9th

grade

Algebraic Identities

user

858
plays

8 questions

8 questions

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1. Multiple Choice
45 seconds
1 pt
(x - 8) ( x - 8) = ______
x² - 64
x² + 64
x²- 16x + 64
x² + 16x + 64
2. Multiple Choice
45 seconds
1 pt
Expand (4x − 5)(4x + 5).
4x² − 25
4x² + 25
16x² + 25
16x² − 25
3. Multiple Choice
45 seconds
1 pt
Expand (x−4)².
x² −8x+16
x² −8x−16
x² +8x+16
x² −16
4. Multiple Choice
45 seconds
1 pt
$\left(4a+2b\right)^2=$
$16a^2+8ab-4b^2$
$16a^2-8ab-4b^2$
$16a^2-8ab+4b^2$
$16a^2+8ab+4b^2$
5. Multiple Choice
45 seconds
1 pt
(x² - y²) × (x² + y²) = ______
2x² + 2y²
x⁴ - y⁴
x⁴ + y⁴
2x⁴
6. Fill in the Blank
2 minutes
1 pt
(99)^3
7. Multiple Choice
30 seconds
1 pt
(a-b)^3
a^3 -b^3-3ab(a-b)
a^3 + b^3-3ab(a-b)
a^3 - b^3+3ab(a-b)
a^3 - b^3-3ab(a+b)
8. Multiple Choice
30 seconds
1 pt
(a+b)^3
a^3 - b^3+3ab(a-b)
a^3 + b^3+3ab(a-b)
a^3 - b^3-3ab(a-b)
a^3 + b^3+3ab(a+b)
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