How many terms of the series {22+18+14+10+…} must be added to get the sum 64? Explain the double answer.Solution in Bengali

Find the fifteenth term of the A.P. {18, 12, 6, …}.

The 6th term of the sequence {1, 4, 9, 16, …} is -

Given, $x^2+y^2=1$. Y' and y'' are first and second order derivative of y respectively.
Statement-I $1+yy\text{'}\text{'}+{(y\text{'})}^2=0$
Statement- II $xx\text{'}+2y=0$

Let $A=\{1,2,3\}\text{and}B=\{3,8\}$
Statement-I : $(A\cup B)\times (A\cap B)=\{(1,3),(2,3),(3,3),(8,3)\}$
Statement-II : $(A\times B)\cap (B\times A)=\left\{(3,3)\right\}$

How many terms of the series 54,51, 48,.. be taken so that their sum is 513? Explain the double answer

How many terms of the AP 17,15,13,11,... must be added to get thesum 72? Explain the double answer.

How many terms of the series 15+12+9+… must be taken to make 15? Explain the double answer.

How many terms of the AP 21, 18, 15,… must be added to get the sum 0?

समान्तर श्रेणी $6+10+14+\dots$ के कितने पदों का योगफल 880 है ?

How many terms of the series $20+19\frac{1}{3}+18\frac{2}{3}+\text{....}$ must be taken to make 300?
Explain the double answer.

How many terms of the series {27+24+21+…} must be added to get the sum 132 ? Explain the double answer.

How many terms of the series 64+32+16+8+… must be taken so that the sum may be $127\frac{1}{2}$ ?

How many terms of the series $54+51+48+\dots$ must be taken to make 513 ? Explain ? Explain the -double anwer.

How many terms of the series 54,51, 48,.. be taken so that their sum is 513? Explain the double answer

How many terms of the series 54,51, 48,.. be taken so that their sum is 513? Explain the double answer