A hyperbola centered at the origin has vertices at (+sqrt45,0) and foci at (+sqrt70,0). Write the equation of this hyperbola.

The ratio pv to nrt is plotted against pressure for ch4 at 0°c and 200°c. why does the curve for 0°c drop below the horizontal line for an ideal gas whereas the curve for 200°c does not?

Solve the system of equations y= 3/2 - 1, -x+ y =-3

Find the actual dimensions of the box. the side length are in meters and integers. the surface area of the box is 104 m2 and volume of the box is 60 m3.