[" 10+ h term of harmonie progression is "],[(2)/(1)+2(1)/(2)+3(1)/(3)+cdots" is "]

10th term of the hearmenie progression is (2)/(1) + 2 (1)/(2) + 3 (1)/(3) + is

10 th term of the progression -4-1+2+5+... is

Let a_(1), a_(2), cdots and b_(1), b_(2) cdots be arithmetic progression such that a_(1) = 25, b_(1) = 75 and a_(100) + b_(100) = 100 , then the sum of first hundred terms of the progression a_(1) + b_(1), a_(2) + b_(2), cdots is

Find the 24^(th) term of the H.P (2)/(7),(1)/(5),(2)/(13),(1)/(8), cdots

(a) Which term of the progression 10,9(1)/(3),8 (2)/(3), ...is the first negative term ? (b) Which term of the progression 4,3(5)/(7),3(3)/(7), ...is the first negative term ?

(a) Which term of the progression 10,9(1)/(3),8 (2)/(3), ...is the first negative term ? (b) Which term of the progression 4,3(5)/(7),3(3)/(7), ...is the first negative term ?

Find the 9 th term and the general term of the progressions: (1)/(4);(-(1)/(2));1;-2

The nth term of a geometrical progression is (2^(2n-1))/(3) for all values of n. Write down the numerical values of the first three terms and calculate the sum of the first 10 terms, correct to 3 significant figures.

The sum to n terms of the series 1+2 (1+(1)/(n))+3 (1+(1)/(n))^(2)+ cdots is given by

Find the fifth term of the H.P ., 2, 2 (1)/(2) , 3 (1)/(3) , ….