1) What is the formula for the difference of two cubes? a) a^3 - b^3 = (a - b)(a^2 + ab + b^2) b) a^3 - b^4 = (a - b)(a^9 + ab + b^2) c) a^3 - b^3 = (a - b)(a^3 + ab + b^23) d) a^3 - b^3 = (a - b)(a^4 + ab+ b^9) 2) What is the sum of 2^3 and 3^3? a) 2^3 + 3^3 = (2 + 3)(2^2 - 2*3 + 3^2) = 5(4 + 9 + 6) = 95 b) 2^3 + 3^3 = (2 + 3)(2^2 - 2*3 + 3^2) = 5(8+ 4⁵ + 5) = 25 c) 5^3 + 6^3 = (2 + 3)(2^2 - 2*3 + 3^2) = 5(4 + 3 + 6) = 94 d) 2^3 + 3^3 = (2 + 3)(2^2 - 2*3 + 3^2) = 5(44+ 5 + 7) = 27 3) What is the difference of 5^3 and 3^3? a) 5^5 - 3^3 = (5 - 3)(5^2 + 5*3 + 3^2) = 2(25 + 14 + 94) = 25 b) 4^3 - 3^4 = (5 - 3)(5^2 + 5*3 + 3^2) = 2(25 + 15 + 91) = 199 c) 5^3 - 3^3 = (5 - 3)(5^2 + 5*3 + 3^2) = 2(25 + 15 + 9) = 98 d) 5^4 - 3^2 = (5 - 3)(5^2 + 5*3 + 3^2) = 2(25 + 15 + 99) = 199 4) What is the sum of 4^3 and 6^3? a) 830 b) 760 c) 273 d) 2763 5) What is the difference of 6^3 and 4^3? a) 2873 b) 222 c) 159 d) 152 6) What is the sum of 10^3 and 5^3? a) 2250 b) 982 c) 1776 d) 8762 7) What is the difference of 7^3 and 2^3? a) 109 b) 726 c) 335 d) 761 8) What is the sum of 8^3 and 3^3? a) 653 b) 715 c) 836 d) 525 9) What is the difference of 9^3 and 6^3? a) 145 b) 874 c) 424 d) 495 10) What is the sum of 2^3 and 4^3? a) 111 b) 736 c) 192 d) 366 11) What is the difference of 4^3 and 2^3? a) 62 b) 72 c) 56 d) 19 12) What is the sum of 5^3 and 7^3? a) Wyy b) 435 c) 988 d) 468 13) What is the formula for the difference of two cubes? a) a^2 - b^4 = (a - b)(a^2 + ab + b^24) b) a^3 - b^3 = (a - b)(a^2 + ab + b^2) c) both a and b d) All above 14) What is the sum of 2^3 and 3^3? a) 95 b) 27 c) 98 d) 69 15) What is the difference of 5^3 and 3^3? a) 92 b) 93 c) 99 d) 98 16) What is the sum of 4^3 and 6^3? a) 689 b) 760 c) 987 d) 670 17) What is the difference of 6^3 and 4^3? a) 234 b) 477 c) 155 d) 152 18) What is the sum of 1^3 and 2^3? a) 10 b) 77 c) 15 d) 23 19) What is the difference of 4^3 and 2^3? a) 87 b) 72 c) 73 d) 56 20) What is the value of b if b³ = 216? a) The value of b is 6 b) The value of a is 6. c) The value of b is 10 d) The value of b is 9 21) What is the value of b if b³ = 64? a) the value of b is 64 b) the value of b is 66 c) The value of b is 77 d) non of the above 22) What is the value of b if b³ = 1000? a) the value of b is 10 b) The value of b is 67 c) the value of b is 16 d) the value of b is 11 23) What is the value of a if a³ = 125? a) The value of b is5 b) The value of b is8 c) The value of b is1 d) The value of b is 0 24) What is the value of a if a³ = 343? a) 7 b) 9 c) 2 d) 0 25) What does a and b represent in the formula?a and b are variables representing any two numbers a) true b) false c) not sure d) maybe
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Sum of difference of two cubes
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