Please somebody help me find the inverse, I don’t understand and I’ve been trying but still can’t find the answer

Find the domain of the following expression: 1/(√x)-2

2/3(-6y+9x) expand each expression using the distributive property

The volume of the sun is approximately 1 × 10^18 cu km, while the volume of jupiter is approximately 1 × 10^15 cu km. which of the following is true? a. the volume of jupiter is approximately one thousand times the volume of the sun. b. the volume of jupiter is approximately one hundred times the volume of the sun. c. the volume of the sun is approximately one thousand times the volume of jupiter. d. the volume of the sun is approximately one hundred times the volume of jupiter.