x4-x3+x2+2
The total cost of fencing a circular field(@ Rs. 10 per m) is Rs.330 less than the cost of gravelling(@
Rs.5 per m2) the same circular field. What is the radius of the circular field ?
in which quadriant on which axis do each of the point ( -2 ,4) , (3-1),(-1,0),(-3,-5) and (1,2) lie verify your answer by locating them on the cartesian plane