The 6th term of an A.P. is zero. Prove t...

The 6th term of an A.P. is zero. Prove that its 21st term is triple its 11th term.

Text Solution

AI Generated Solution

Topper's Solved these Questions

CHALLENGING QUESTIONS
NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise EXAMPLE FOR PRACTICE|22 Videos
BOARD'S QUESTION PAPER : MARCH 2019
NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise QUESTION|30 Videos
CHALLENGING QUESTIONS
NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise SECTION 3 (MODEL QUESTION PAPER FOR PRACTICE ) Solve any one of the following subquestions :|1 Videos

Similar Questions

Explore conceptually related problems

The fourth term of an A.P is zero.Prove that the 25 th term is triple its 11 th term

If the 9th term of an AP is zero, then prove that its 29th term is twice its 19th term.

If 9th term of an A.P.is zero,prove that its 29th term is double the 19th term.

If the 4th term of an A.P. is zero, prove that the 25th term of the A.P. is three times its 11th term.

The sum of15 terms of an A.P. is zero and its 4th term is 12. Find its 14th term.

If the 9^(th) term of an A.P. is zero, then prove that 29^(th) term is double of 19^(th) term.

The sum of 5th and 9th terms of an A.P. is 30. If its 25th term is three times its 8th term, find the A.P.

If twice the 11th term of an AP is equal to 7 times its 21st term, then its 25th term is equal to

(i) 6 times the 6th term of an A.P. is equal to 10 times the 10th term. Prove that its 16th term will be zero. (ii) 10 times the 10th term of an A.P. is equal to 15 times its 15th term. Find its 25th term.

The 11th term of an A.P. is 16 and the 21st term is 29 . Find the 16th term of this A.P.

NAVNEET PUBLICATION - MAHARASHTRA BOARD-CHALLENGING QUESTIONS -EXAMPLE FOR PRACTICE

Anil is older than his friend Baiju by 3 years. Anil's father is thric...
Text Solution
|
If the sum of the roots of the quadratic equation ax^(2)+bx+c=0 is equ...
Text Solution
|
An exterior angle of a regular polygon having n sides is more than tha...
Text Solution
|
Find the common difference of an A.P. whose first term is 5 and the su...
Text Solution
|
In April 2018, the number of visitors to Antartica to see penguins inc...
Text Solution
|
Rs. 5000 is deposited at 6% simple interest. Check, if the interest am...
Text Solution
|
If p th term of an A.P. is 1/q and q th term is 1/p prove that the sum...
Text Solution
|
Sandeep Electronics purchased ceiling fans for Rs. 50,176 (with GST) a...
Text Solution
|
Manoj purchased 70 shares at MV Rs. 125. he sold half of the shares at...
Text Solution
|
Two-digit numbers are formed from the digits 0,1,2,3,4 where repetitio...
Text Solution
|
There are 3 boys and 2 girls. A Plant More Trees committee of two is t...
Text Solution
|
A coin is tossed and a die is rolled simultaneously. (i) P is the ev...
Text Solution
|
The 6th term of an A.P. is zero. Prove that its 21st term is triple it...
Text Solution
|
The following table shows the number of patients of differents age gro...
Text Solution
|
Among the group of students 10% scored marks below 20, 20% scored mark...
Text Solution
|
The pie diagram shows the classification of skilled workers. If the ...
Text Solution
|
The median of the following dats is 52.5. If the total frequency is 10...
Text Solution
|
The frequency distribution of daily wages of 130 workers is given belo...
Text Solution
|
The following table shows the ages of persons who visited a museum on ...
Text Solution
|
The following table shows the distribution of weights of seeds. Draw a...
Text Solution
|