Consider the surface x = 5y^2 + 2z^2 - 201. Find an equation of the tangent plane to the surface at the point (7, -4, -8).
Find a vector equation of the normal line to the surface at (7, -4, -8)

Combine like terms to make a simpler expression 3z+z

What does independent variable and dependent variable mean in math?

‼️‼️‼️‼️‼️the pressure exerted on the walls of a container by a gas enclosed within it is directly proportional to the temperature of the gas. if the pressure is 6 pounds per square inch when the temperature is 440 f, find the pressure exerted when the temperature of the gas is 380°f. (show work)