34. The first three terms in the expansion of (1 + ay)^n are 1, 12y and 68y^2.
Evaluate a and n. Use the fact that...
(1 + ay)^n = 1 + nay + n(n-1)÷ 2 (ay)^2 + ...
Any help in evaluating 'a' and 'n' would be GREATLY appreciated!
34. The first three terms in the expansion of (1 + ay)^n are 1, 12y and 68y^2.
Evaluate a and n. Use the fact that...
(1 + ay)^n = 1 + nay + n(n-1)÷ 2 (ay)^2 + ...
Any help in evaluating 'a' and 'n' would be GREATLY appreciated!