Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Evaluate the cylindrical coordinate integral.
A. 60? B. 20? C. 40 D. 60
Mathematics
Use a product-to-sum identity to rewrite the expression.cos 15° sin 45°
A. 0.5(sin(60°) + sin (-30°)) B. 0.5(sin(60°) + sin (30°)) C. 0.5(cos(-30°) - cos (60°)) D. 0.5(cos(60°) + cos (-30°))
Mathematics
Evaluate.
A. 7980 B. 420 C. 5.11 × 1019 D. 21
Mathematics
Solve the equation.36 - 5x = 27 + 4x
A. {4} B. {-4} C. {1} D. {-1}
Mathematics