A3+b3
78 + 79 + 80 + 80 + 81 + 81 = 479
kutta
(a+b)3=a3+b3+3ab(a+b) a3+b3=(a+b)3-3ab(a+b) a3+b3=(a+b)(a2-ab+b2)
81*82/2= 3321
105 + 66 + 287 + 81 = 539
-81
81
The plus sign. + To add values in the cells A3 and B3 you would do the following: =A3+B3
-81 + 11 = -70
18 + 81 = 99
-81 + 623 = 542