Question 7 If lim пою an- 1+n2 1 + ...
Question
Fullscreen

Question 7 If lim пою an- 1+n2 1 + п -- b, a finite number then find 2a + 3b o o o o

JEE/Engineering Exams
Maths
Solution
3
Rating
4.0 (1 ratings)
Fullscreen
begin{tabular}{l|l} ( l_{1} ldots ) & ( a_{1}-1-1+n^{2} ) ( n+infty ) & ( 1+n ) end{tabular} ( Rightarrow quad lim _{n rightarrow infty}left|frac{a n^{2}+a n-1-n^{2}}{1-n}right|=1 ) ( n rightarrow infty ) ( begin{array}{l}Rightarrow quad text { lun } qquad begin{array}{ll}a rightarrow infty & text { (an-1 }+(a-1) n^{2}end{array}end{array}=L ) To han a funte vahee if ( L ) ris ( a-1 ) shuld be zerco ( a-1=0 ) [ a=1 ] begin{tabular}{c|c} ( Rightarrow ) & ( lim ) & ( frac{h-1}{h+1} ) end{tabular}( =L ) ( 2 frac{k}{h+infty} frac{[1-1 / n]}{x+[++17 n]}=5 ) ( z quad b=1 ) ( 2 a+3 b=2 times 1+3 times 1=15 ) Hhy ween
Quick and Stepwise Solutions Just click and Send Download App OVER 20 LAKH QUESTIONS ANSWERED Download App for Free