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Do you mean? X^2 - 121 = 0 add 121 to each side X^2 = 121 take square root of each side x = (+/-) 11
Half of 242 is 121. To find half of a number, you simply divide it by 2. In this case, 242 divided by 2 equals 121. This can be calculated by long division or by mentally halving the number.
121 cubed = 121 x 121 x 121 = 1,771,561
121*121=14,641
The first ten multiples of 121 are: 1 x 121 = 121 2 x 121 = 242 3 x 121 = 363 4 x 121 = 484 5 x 121 = 605 6 x 121 = 726 7 x 121 = 847 8 x 121 = 968 9 x 121 = 1089 10 x 121 = 1210