Arithmetic important question class 11 th

Most important question class 10 chapter 4 Quadratic equation

Arithmetic progression | class 10 | Exercise 5.1 |

Arithmetic progression class 10 || Basic introduction

The 5^("th") and the 31^("th") terms of an arithmetic progression are, respectively 1 and -77 . If the K^("th") term of the given arithmetic progression is -17 , then the value of K is

If the sum of the first 100 terms of an arithmetic progression is -1 and the sum of the even terms is 1, then the 100^("th") term of the arithmetic progression is

Differentiation most important question

Biology most important questions, neet Biology important questioneet biology,neet biology questions,neet important questions,neet biology most important questions,neet questions,most expected questions for neet 2021 biology,biology most important questions 2020,neet biology questions with solutions,neet biology questions in hindi,neet biology mcq,neet 2020,neet important questions 2021,most expected questions of biology for neet 2020,most expected questions for neet 2021,neet biology mcq chapter wisens

An arithmetical progression has positive terms. The ratio of the differrence of the 4^(th) and the 8^(th) term to 15 ^(th) term is (4)/(15) and the square of the difference of the 4^(th) and the 1 ^(st) term is 225. Which term of the series is 2015 ?