Complex Numbers in Rectangular and Polar Forms
Recall: If z = a + bi C, then Re(z) = a and Im(z) = b.
The set of complex numbers has a one-to-one correspondence with the set
of points in a plane. A co
SAMPLE 2ND EXAM
DIRECTIONS: For all given problems, write the complete solution in your bluebook. ANSWERS WITH NO
SOLUTION WILL NOT BE CREDITED. Encircle your final answer. Only blue or black pen shou
4/1/2015
Trigonometric Identities
College Algebra
Simplifying a trigonometric Expression
Cos x + tan x sinx
Trigonometric Identities
Trigonometric Identities
Simplifying by combining fractions
+
1
SET OF REAL NUMBERS AND SOME SUBSETS
EQUALITY, FIELD AND ORDER AXIOMS
What are rational numbers?
RATIONAL NUMBERS (Q)
numbers that can be expressed as a quotient
a/b, where a and b are integers and b