13-1 Trigonometric Identities
Simplify each Expression.
38.
SOLUTION:
39.
SOLUTION:
40.
SOLUTION:
41.
SOLUTION:
42. CCSS CRITIQUE Clyde and Rosalina are debating whether an equation from their homework assignment is an
eSolutions Manual - Powered by Cognero
Page 17
identity. Clyde says that since he has tried ten specific values for the variable and all of them worked, it must be an
identity. Rosalina argues that specific values could only be used as counterexamples to prove that an equation is not