Home
Class 12
MATHS
Two positive numbers, a and b, are in th...

Two positive numbers, a and b, are in the sequence 4. a,b,12. The first three numbers form a geometric sequence, and the last three numbers form an arithmetic sequence. The difference b-a equals

Promotional Banner

Similar Questions

Explore conceptually related problems

If 3/2, 5/3, 11/6 are the first three terms of an arithmetic sequence, find the first integer term in this sequence.

Prove that for a set of numbers in arithmetic sequence, the mean and median are equal.

Write the whole numbers in 'the arithmetic sequence 11/8, 14/8, 17/8,….. Do they form an arithmetic sequence?

The algebraic form of an arithmetic sequence is 3+ 2n . What is the first form of the sequence?

If t_(8)=4 and t_(12)=-2 , find the first three terms of the arithmetic sequence.

If x,y,z are three positive numbers forming a geometric sequence, then show that log_(a)x,log_(a)y,log_(a)z form an arithmetic sequence ;a being positive and not equal to 1.

If x, y, z are three positive numbers forming a geometric sequence, then show that log_a x, log_a y,log_a z form an arithmetic sequence , a being positive and not equal to 1.

If the mth, nth and pth terms of a G.P. form three consecutive terms of a geometric sequence, prove that m, n and p form three consecutive terms of an arithmetic sequence.

let a < b , if the numbers a , b and 12 form a geometric progression and the numbers a , b and 9 form an arithmetic progression , then (a+b) is equal to: