The equation of the circle passing through the foci of the ellipse 16x2+9y2=1, and having centre at (0, 3) is
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are two points, then find the ratio in which the food of the perpendicular from (4,1)
Find the centre and radius of the circlesx2+y2−4x−8y−45=0
Find the orthocentre of ΔABC with vertices A(1,0),B(−2,1), and C(5,2)
Find the equation of the circle with centre (–3, 2) and radius 4.
Find the locus of the foot of perpendicular from the point (2, 1) on the variable line passing through the point (0, 0).
Prove that the point (−2,−1),(1,0),(4,3)and(1,2)
are the vertices of parallel-gram. Is it a rectangle?
If a parabolic reflector is 20 cm in diameter and 5 cm deep, find the focus.
Find the locus of a point, so that the join of (−5,1)
subtends a right angle at the moving point.