Discover Questions

Find all solutions to the following system of nonlinear equations.
(x − 2)^2 + y ^2 = 20
(x + 2)^2 + y^ 2 = 20? When the pressure that a gas exerts on a sealed container changes from -atm to 1.80 atm, the temperature changes from 86.0 C to 30.0 C.? How many 2 cubic ft. bags of mulch to fill a space that is 30 ft. x 16 ft. x 3 in's deep? If a+b+c=4, ab+ac+bc=6, and abc=3, what is 1/a + 1/b + 1/c? 7^(x+1) + 7^x + 7^(x-1) = 399, what is x?