10.9-{2.3-3.2-(7.1-5.4-3.5)}

Simplify: [0.9-{2.3-3.2-(7.1-5.4-3.5)}]

The value of [0.9-{2.3-3.2-(7.1 - 5.4 - 3.5)}] is: [0.9-{2.3-3.2-(7.1 - 5.4 - 3.5)}] का मान है :

(5)/(1.2.3)+(7)/(3.4.5)+(9)/(5.6.7)+....=

The sum of the series (5)/(1.2.3)+(7)/(3.4.5)+(9)/(5.6.7)+.... is equal to

A company manufactures car batteries of a particular type. The lives (in years) of 40 such batteries were recorded as follows: 2.6 3.0 3.7 3.2 2.2 4.1 3.5 4.5 3.5 2.3 3.2 3.4 3.8 3.2 4.6 3.7 2.5 4.4 3.4 3.3 2.9 3.0 4.3 2.8 3.5 3.2 3.9 3.2 3.2 3.1 3.7 3.4 4.6 3.8 3.2 2.6 3.5 4.2 2.9 3.6 Construct a grouped frequency distribution table for this data, using class intervals of size 0.5 starting from the interval 2 - 2.5.

The sum of the series 5/(1. 2.3)+7/(3. 4.5)+9/(5. 6.7)+ ....is equal to

The sum to n terms of [(1)/(1.3)+(2)/(13.5)+(3)/(1.3.5.7)+(4)/(1.3.5.7.9)+…………]