Use the fundamental identities to simplify the expression.cos x (csc x - sec x) - cot x
A. 0
B. -1
C. cos2x - tan2x
D. 1
Answer: B
Mathematics
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Multiply the polynomials using a special product formula. Express the answer as a single polynomial in standard form.(x + 12)2
A. x + 144 B. x2 + 144 C. x2 + 24x + 144 D. 144x2 + 24x + 144
Mathematics
Add or subtract, as indicated, and simplify the result.
- 
A. 
B. 
C. 
D. 
Mathematics
Find the sum of the series.
A. 504 B. 63 C. 459 D. 54
Mathematics
Use DeMoivre's Theorem to find the following. Write your answer in standard form.
?
Fill in the blank(s) with the appropriate word(s).
Mathematics