Solve the equation for x. 18=6(2– 8)

Astudent was asked to find the square of 7x+3. the student quickly wrote (7x+3)^3= 49x^2+9. identify the student's error and provide the correct answer.

Find the volume of the solid bounded by the plane z=0 and the paraboloid z=1-x^2 –y^2

Which equation represents a line that passes through the point (9, -4) and has a slope of 3/5?