Happy and Joyous (and Joyous and Happy) Practice Midterm Answers
Math 320, Spring 2007
1. State the quadratic formula and state when it applies!
If ax2 + bx + c = 0, and a = 0, then
b b2 4ac
.
x=
2a
A few comments are in order. (You dont need to write the
Derivatives of Hyperbolic Functions
The last set of functions that were going to be looking in this
chapter at are the hyperbolic functions. In many physical
situations combinations of
and
arise fairly often.
Because of this these combinations are given n