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## Question

### Solution

Correct option is

The left hand side of the given equation is an infinite G.P. with ratio . Since . We now sum up the infinite G.P. so that the given equation becomes

.

#### SIMILAR QUESTIONS

Q2

The number of solutions of the pair of equations

in the interval  is

Q3

If  are the smallest +ive angles in ascending order of magnitude which have their sines equal to a +ive quantity  then the value of

Q4

The equation  possesses a solution if

Q5

The number of values of x in the interval  satisfying the equation  is

Q6

The number of solutions of the equation

Q7

If n be the number of solutions of the equation

, then n =

Q8

The values of x between 0 and  which satisfy the equation

are in A.P. The common difference of the A.P.

Q9

The number of pairs (xy) satisfying the equations

Q10

The smallest +ive x such that