## Precalculus Resources Precalc word problem

You wish to make Suzie a rectangular feeding trough. The length is 5 cm less than 3 times the width and the height is half the width. The volume of her feeding trough is 400 cubic inches. What are... find an equation of the line passing through point (2, 1) and perpendicular to y=2x-3/2 The point-slope form of the equation of the line with slope 3 passing through the point (1, 2) is

Having trouble with equations, I just get confused when finding out what to do. I just need to know how to set it up and what the answer will be. The slope of a vertical line is (0,1,-1, or 4/5) . The equation of the vertical line passing through (5, 4) is

I am having trouble with setting up the equation to this answer thank you for the help.

This is due by tomorrow and I am needing a little help. I'm having trouble finding out what the equation could be.

A person standing close to the edge on top of a 28-foot building throws a ball vertically upward. The quadratic function h ( t ) = − 16 t 2 + 108 t + 28 models...

My friend has \$225 to spend on a fence for her rectangular garden. She wants to use cedar fencing which costs \$10/meter on one side, and cheaper metal fencing which costs \$5/meter for the other three...

The demand equation for a certain product is given by p = 126 − 0.045 x , where p is the unit price (in dollars) of the product and x is the number of...  