Find the square of the

Mathematics
Tutor: None Selected Time limit: 1 Day

Question 1              (n + 8)^2

                2              (9m + 11)^2

                3              (r - y)^2

May 12th, 2015

(n+8)^2 = n^2+ 16n + 64

 (9m + 11)^2= 81m^2 + 99m + 121

(r - y)^2 = r^2 - 2ry + y^2

May 12th, 2015

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