Consider the ten numbers `ar,ar^2,ar^3,….,ar^(10)`.If their sum is 18 and the sum of their reciprocals is 6, then the product of these ten numbers is

Consider the ten numbers a r ,a r^2, a r^3, ,a r^(10)dot If their sum is 18 and the sum of their reciprocals is 6, then the product of these ten numbers is 81 b. 243 c. 343 d. 324

The sum of two numbers is 15. If the sum of their reciprocals is (3)/(10) , find the numbers.

Find 3 numbers in AP where sum is 15 and sum of their reciprocals is 71/105

If the sum of three numbers in A.P., is 24 and their product is 440, find the numbers.

The sum of a number and its reciprocal is (37)/(6) . Find the number.

Find the sum of the products of the ten numbers +-1,+-2,+-3,+-4,a n d+-5 taking two at a time.