exam Maths Puzzle Numerical Ability

If the circle with centre(0,m) has equation x^2+y^2+6y+5=0, what is the value of m?

Read Solution (Total 0)

exam Other Question

How do I solve?: 4p+2c=80 Ron Wood can paint a room in 6 hr working alone. If his son, Jason, helps him, the job takes 4 hr. How long would it take Jason to do the job if he worked alone?