Sum of Infinite Terms
Trending Questions
Q.
The terms of an A.P. are doubled, then the resulting sequence is
An A.P. with common difference thrice the common difference of the original A.P
An A.P. with common difference half the common difference of the original A.P
An A.P. with common difference equal to the common difference of the original A.P
An A.P. with common difference double the common difference of the original A.P
Q. if the line px +qy+r=0 touches the circle x^2 +y^2=a^2 then show that r^{2 }=a^2(p^2+q^2).
Q. A person writes a letter to four of his friends. He asks each one of them to copy the letter and mail to four different persons with instruction that they move the chain similarly. Assuming that the chain is not broken and that it costs 50 paise to mail one letter. Find the amount spent on the postage when 8 th set of letter is mailed.
Q.
The first term of a G.P. is 5 and the sum to infinity is 15, the common ratio is