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Mathematics
Study Set
Precalculus Functions and Graphs Study Set 1
Quiz
Quiz 6: Trigonometric Identities and Conditional Equations
Question
Find the Exact Value of the Product
Solved
Find the Exact Value of the Product
Question 491
Question 491
Multiple Choice
Find the exact value of the product.
-cos 225° cos 45°
A) 1
B) 2
C)
D)