Find an algebraic expression equivalent to the given expression.cos (arctan 
)
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Provide an appropriate response.Evaluate and simplify: 10log 4
Fill in the blank(s) with the appropriate word(s).
Mathematics
Test the equation for symmetry with respect to the given axis, line, or pole.r = 2 sin(3?); the line ? = 
A. May or may not be symmetric with respect to the line ? = 
B. Symmetric with respect to the line ? = 
Mathematics
Multiply by powers of 10.0.000755 × 1000
A. 0.755 B. 0.0755 C. 75.5 D. 7.55
Mathematics
Divide.(6 + 3i) ÷ (5 + 2i)
A. 
- 
i
B. 
- 
i
C. 
- 
i
D. 
+ 
i
Mathematics