Author: Sergiu Funieru

0 The formula for (a – b) c [distributive multiplication over subtraction] 0

+1 The formula for (a + b) c [distributive multiplication over addition] +1

+1 Calculate i^3 (complex numbers) – please click on the image to enlarge it. +1

0 The formula for a (b + c) [distributive multiplication over addition] is: 0

0 The formula for (a + b + c)^2 [the square of a trinomial] is: 0

+3 The formula for a^3 – b^3 [the difference of cubes] is: +3

+1 The formula for a^3 + b^3 [the sum of cubes] is: +1

+1 The formula for a^2 – b^2 [the difference of squares] is: +1

+1 The formula for (a – b) ^ 3 [the cube of a binomial] is: +1

+3 The formula for (a + b) ^ 3 [the cube of a binomial] is: +3