Number of solutions for the line 4x-Ay = 0 where HCF(A,4) = 1 and 0
0
1
2
3
y = ( 4A)x where HCF (A,4) =1 , therefore x has to be a multiple of A because x and y are integers. There are 45 solutions . Therefore A has to be 11.
For the above figure, F + V - E = ___? where, F is the number of faces, V is the number of vertices and E is the number of edges.
Find the equation of circle which touches 2x − y + 3 = 0 and pass through the points of intersection of the line x + 2y − 1 = 0 and the circle x2 + y2 − 2x + 1 = 0