Given The Equation  through What Angle Should The Axes Be Rotated So That The Term In xy be Waiting From The Transformed Equation. 

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Question

Solution

Correct option is

Testing

SIMILAR QUESTIONS

Q1

If G is the centroid and I the incentre of the triangle with vertices A(–36, 7), B(20, 7) and C(0, –8), then GI is equal to

Q2

Consider the point   then

Q3

A variable straight line of slope 4 intersects the hyperbola xy = 1 at two points. The locus of the point which divides the line segment between these two points in the ratio 1 : 2 is

Q4

Find the co – ordinates of the point which divides the line segment joining the pints (5, – 2) and (9, 6) in the ratio 3 : 1.

Q5

Find the co – ordinates of a point which divides externally the line joining (1, 3) and (3, 9) in the ratio 1 : 3.

Q6

Two vertices of a triangle are (–1, 4) and (5, 2). If its centroid is (0, –3), find the third vertex.

Q7

Find the area of the pentagon whose vertices are A(1, 1), B(7, 21), C(7, –3), D(12, 2) and (0, –3).

Q8

Find the locus of a point which moves such that its distance from the point (0, 0) is twice its distance from the – axis.

Q9

Find the equation of the curve 2x2 + y2 – 3+ 5– 8 = 0 when the origin is transferred to the point (–1, 2) without changing the direction of axes.

Q10

Find the locus of the point of intersection of the lines and  where α is variable.