Notes for Homework 4, due Wed. Feb. 22

Because of the Monday holiday, homework is due on Wednesday. There will be no quiz this week.

Notes on the Richter scale and bels and decibels, abbreviated B and dB.

Notes on square roots and the Pythagorean Theorem.

Notes for Homework 3, due Monday, Feb. 13

Practice with decimals and percents

Practice with scales of powers of ten other than percent

Practice with scientific notation
 

Notes for Homework 2, due Monday, Feb. 6

Notes on Hex to Binary and vice versa.

Notes on logical operators AND (^), OR (v) and NOT (~).

Notes on time conversion and adding and subtracting time.