Can someone answer this?

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g

The area (a) of a circle with a radius of r is given by the formula and its diameter (d) is given by d=2r. arrange the equations in the correct sequence to rewrite the formula for diameter in terms of the area of the circle.