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Mathematics
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Practice Problem
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Easy
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16 Slides • 8 Questions
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Multiple Choice
What is the formula for the sum of two cubes, A³ + B³?
(A + B)(A² - AB + B²)
(A - B)(A² + AB + B²)
(A + B)(A² + AB + B²)
(A - B)(A² - AB + B²)
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Multiple Choice
What is the formula for the sum of two cubes, A and B?
A^3 + B^3 = (A + B)(A^2 - AB + B^2)
A^3 + B^3 = (A - B)(A^2 + AB + B^2)
A^3 + B^3 = (A + B)(A^2 + AB + B^2)
A^3 + B^3 = (A - B)(A^2 - AB + B^2)
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Multiple Choice
What is the simplified form of the expression x³ + 8y³ - (x + 2y)(x² - 2xy + 4y²)?
x³ + 8y³
x³ + 8y³ - (x + 2y)
0
(x + 2y)(x² - 2xy + 4y²)
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Multiple Choice
What is the formula for the difference of cubes as shown in the image?
a^3 - b^3 = (a - b)(a^2 + ab + b^2)
a^3 - b^3 = (a + b)(a^2 - ab + b^2)
a^3 - b^3 = (a - b)(a^2 - ab + b^2)
a^3 - b^3 = (a + b)(a^2 + ab + b^2)
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Multiple Choice
What is the formula for the difference of two cubes as shown in the image?
A^3 - B^3 = (A - B)(A^2 + AB + B^2)
A^3 + B^3 = (A + B)(A^2 - AB + B^2)
A^3 - B^3 = (A + B)(A^2 - AB + B^2)
A^3 + B^3 = (A - B)(A^2 + AB - B^2)
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Open Ended
Theo em, bạn Mai làm đúng hay sai? Nếu sai, hãy sửa sai
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Multiple Choice
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Open Ended
For number 15, you need to use the formula for the sum of cubes. What is the formula for the sum of cubes?
Hint: This formula will be provided to you on your formula/reference sheet during your tests/exams.
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