A conical lid's height is 2 centimeters less than the radius, x, of its base. x+
= 0 can be used to find that the radius of lid's base is
If the lid is made of 2511 cubic centimeters of clay, the equation x +
centimeters.

Without any equipment, you can see stars that are 2{,}800{,}0002,800,0002, comma, 800, comma, 000 light-years away. by looking through a small telescope, you can see stars that are 3{,}112{,}000{,}0003,112,000,0003, comma, 112, comma, 000, comma, 000 light-years away. approximately how many times as far can you see using a small telescope as without any equipment?