Shifting of Axes
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Q.
Without changing the direction of coordinate axes, origin is transferred to (h, k), so that the linear (one degree)
terms in the equation x2+y2−4x+6y−7=0 are eliminated. Then the point (h, k) is
(3, 2)
(- 3, 2)
(2, - 3)
None of these
Q.
If the origin is shifted to the point (2, 3), the coordinates of a point become (5, -4). Find the original coordinates, when the axes are parallel.
Q. The transformed equation of x2+2y2+2x−4y+2=0 when origin is shifted to the point (−1, 1) with out rotation of axes, is
- X2−2Y2=1
- X2+2Y2=1
- 2X2+Y2=1
- X2−Y2=0
Q. 10. The equation of the line segment AB is y = x. If A and B lie on the same side of the line mirror 2x y = 1, the image of AB has the equation 4)RBCs of human suffering from malaria
Q. Write the distance between the lines 4x + 3y − 11 = 0 and 8x + 6y − 15 = 0.
Q. Equation of the image of the pair of rays y = | x | by the line x = 1 is
- | y | = x + 2
- | y | + 2 = x
- y = | x - 2|
- none of these
Q.
If origin is shifted to the point (2, 3) without rotation of axes then the coordinates of the point P which divides the join of A(4, 8) and B(7, 14) in the ratio 1:2 or 2:1 with respect to the new system of coordinates can be
(2, 5)
(3, 7)
(4, 9)
(5, 11)
Q. Determine the distance between the following pair of parallel lines:
(i) 4x − 3y − 9 = 0 and 4x − 3y − 24 = 0
(ii) 8x + 15y − 34 = 0 and 8x + 15y + 31 = 0
(iii) y = mx + c and y = mx + d
(iv) 4x + 3y − 11 = 0 and 8x + 6y = 15
(i) 4x − 3y − 9 = 0 and 4x − 3y − 24 = 0
(ii) 8x + 15y − 34 = 0 and 8x + 15y + 31 = 0
(iii) y = mx + c and y = mx + d
(iv) 4x + 3y − 11 = 0 and 8x + 6y = 15