Question

Solution

Correct option is

                                                

            

SIMILAR QUESTIONS

Q1

Let a, b, c be in A.P., and (b – c) x+ (c – a) x +(a – b) = 0 and 2(a + c) x2 +(b + c) x = 0 have a common root, then

Q2

Suppose a, b, c are in A.P. Let A, G bet the arithmetic mean and geometric mean between a and b, A’ , G’ bet the arithmetic mean and geometric mean between b and c, then

Q3

In a sequence of 21 terms the first 11 terms are in A.P. with common difference 2 and the last 11 terms are in G.P. with common ratio 2. If the middle terms of the A.P. is equal to the middle term of the G.P., then the middle term of the entire sequence is

Q4
Q6
Q7

If the pth term of an A.P. is 1/q and qth term is 1/p and sum of pq terms is 25pq, then p and q are connected by

Q8

 

If tr denotes the rth term of an A.P., and tp = 1/q, tq = 1/p, then which of the following is a root of the equation

Q9