Cube Difference 11 And 20 Flashcards
What is the formula for the difference of cubes?
The formula for the difference of cubes is a^3 - b^3 = (a - b)(a^2 + ab + b^2).
Calculate the difference of cubes for 11 and 12.
The difference of cubes for 11 and 12 is 12^3 - 11^3 = 1728 - 1331 = 397.
True or False: The difference of cubes for 13 and 14 is equal to 271.
False. The difference is 14^3 - 13^3 = 2744 - 2197 = 547.
Fill in the blank: The difference of cubes of 15 and 16 is ____.
The difference of cubes of 15 and 16 is 256.
What is the difference of cubes for 17 and 18?
The difference of cubes for 17 and 18 is 583.
Multiple Choice: What is 19^3 - 18^3? A) 685 B) 725 C) 721
A) 685.
Calculate 20^3 - 19^3.
20^3 - 19^3 = 8000 - 6859 = 1141.
What is the difference of cubes for 11 and 15?
The difference of cubes for 11 and 15 is 1800.
True or False: The difference of cubes for the same base number is always zero.
True.
Fill in the blank: The difference of cubes for 12 and 16 is ____.
The difference of cubes for 12 and 16 is 1088.
What is the difference of cubes for 14 and 15?
The difference of cubes for 14 and 15 is 91.
Multiple Choice: What is 11^3 - 10^3? A) 221 B) 131 C) 311
A) 221.
Calculate 13^3 - 11^3.
The difference is 2197 - 1331 = 866.
What is the difference of cubes for 20 and 11?
The difference of cubes for 20 and 11 is 6829.
True or False: The difference of cubes is always a positive number when a > b.
True.
Fill in the blank: The difference of cubes for 19 and 17 is ____.
The difference of cubes for 19 and 17 is 1623.
What is the difference of cubes for 12 and 13?
The difference of cubes for 12 and 13 is 91.
Multiple Choice: What is 15^3 - 14^3? A) 43 B) 29 C) 51
A) 43.
Calculate 18^3 - 16^3.
The difference is 583.
What is the difference of cubes for 11, 12, and 13?
The differences are 397 (11 and 12) and 91 (12 and 13).
True or False: The difference of cubes can be expressed as a product of linear and quadratic factors.
True.
Fill in the blank: The difference of cubes for 15 and 20 is ____.
The difference of cubes for 15 and 20 is 2675.
What is the difference of cubes for 17 and 19?
The difference of cubes for 17 and 19 is 1179.
Multiple Choice: What is 20^3 - 18^3? A) 1141 B) 1341 C) 1241
A) 1141.
Calculate the difference of cubes for 16 and 19.
The difference is 6859 - 4096 = 2763.
What is the difference of cubes for 11 and 20?
The difference of cubes for 11 and 20 is 6829.
