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

Sum of difference of two cubes

인쇄
퍼가기

순위표

비주얼 스타일

옵션

템플릿 전환하기

자동 저장된 게임을 복구할까요?