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- (10) What is the ‘Rule of 72’? Provide a Numeric Example of how the ‘Rule of 72’ works. (Show your Calculations).a) n²n (n²-4n) b) n(n²^_^) nn (14-4^) c) Let ʼn be a positive natural nth -(2n)" is equivalent to : 4n d 25 (^^- 2^) ( ^^ +2^) e) n (^³^_4^7.2-9 (a) [-0.556, 1.450]: (b) [0.367, 1.863]: (c) No for men, yes for women.
- For 7-10 Given a_1= 3, a_2= 7 and a_n= [2a] _(n-1) + a_(n-2) for n 23, 7) Find a_3 =." Your answer For 7-10 Given a_1= 3, a_2= 7 and a_n= [2a] _(n-1) + a_(n-2) for n 23, 8) a_5 = Your answer For 7-10 Given a_1= 3, a_2= 7 and a_n= [2a] _(n-1) + a_(n-2) for n 23, Find 9). a_8 =, Your answerProve that 1^2 - 2^2 + 3^2 +...+(-1)^(n+1)n^2 = (-1)^(n+1)n(n+1)/2 for all n∊N.x(n) = { 2,4,5,7,0,1}