Down three and over left four so something like (-3, -4) im pretty sure
The answer is 30
You multiply 2 x 30 which is 60 and 60 + 30 = 90
hope this helps :D
so every time the phrase 'minimum' or 'maximum' show up in a problem with an equation, it means we need to do the math operation of taking the derivative.
make senes?can you find the derivative of the equation given?
4.1billion barrels in 2005