applied mathematics
Asked by pardeepsinghkarn412
17th January 2023,
5:23 AM
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Only few questions are answered below
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Let us apply the formula 
tan135 = tan(180-45) = -tan45 = -1
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independent term in the expansion 
Term Independent of x in above expansion is 
= 
= ---------------------------------------------------------
Partial fraction of 
if we substitute x =2 in above expression, we get B = 5
if we substitute x =1 in above expression, we get A = -3
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S = 0.9 + 0.09 + 0.009 ................................to n-th term
S = 0.9 [ 1 + 0.1 + (0.1)2 + .........................(0.1)n-1 ]
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Answered by Expert
17th January 2023,
9:32 AM
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