## The function f(x) = is continuous but not differentiable at x = 0, if ….

The function f(x) = is continuous but not differentiable at x = 0, if

## The derivative of (cos x)log x with respect to x is….

The derivative of (cos x)log x with respect to x is

## | sin x + cos x |….

| sin x + cos x |

## The pth term of an A.P is 1/qr and qth term is 1/pr, then the reciprocal of rth term of the A.P is….

The pth term of an A.P is 1/qr and qth term is 1/pr, then the reciprocal of rth term of the A.P is

## The points 3 + 4i, 3 – 4i, – 4 + 3i, – 4 – 3i are….

The points 3 + 4i, 3 – 4i, – 4 + 3i, – 4 – 3i are

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## ABC is a triangular park with AB = AC = 100 metres. A clock tower is situated at the mid-point of BC….

ABC is a triangular park with AB = AC = 100 metres. A clock tower is situated at the mid-point of BC. The angles of elevation of the top of the tower at A and B are cot-1 3.2 and cosece-1 2.6 respectively. The height of the tower is

## In a triangle ABC, C = 60o, then + = ….

In a triangle ABC, C = 60o, then + =

## The equations sin t = , cos t =  have….

The equations sin t = , cos t =  have

## The most general solution of tan θ = -1, cos θ =  is….

The most general solution of tan θ = -1, cos θ =  is

## The lines 15x – 18y + 1 = 0, 12x + 10y – 3 = 0 and 6x + 66y – 11 = 0 are ….

The lines 15x – 18y + 1 = 0, 12x + 10y – 3 = 0 and 6x + 66y – 11 = 0 are

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