Please help, its for my final in geometry and I need a good grade.​

Jacks bank statement shows an account balance of -$25.50. which describes the magnitude, of size, of the debt in dollars

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.