What is the solution of 9+ 1/4 = 7

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

F(x)= 4x g(x) =x-1 what is f(x) divided by g(x)