Solve the equation for the interval [0, 2?).sin2x + sin x = 0
A. 0, ?, 
, 
B. 0, ?, 
, 
C. 0, ?, 
D. 0, ?, 
, 
Answer: C
Mathematics
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Evaluate the integral.
A. - 
tan4 4x + 
tan2 4x - 
ln 
+ C
B. 
tan4 4x - 
tan2 4x - ln 
+ C
C. 
tan4 4x - 
tan2 4x - 
ln 
+ C
D. 
tan4 4x - 
tan2 4x + 
ln 
+ C
Mathematics
Solve the problem.A 4-ft tall tree casts a shadow 14 feet long. At the same time, a nearby statue casts a shadow 84 feet long. How tall is the statue?
A. 24 ft B. 26 ft C. 12 ft D. 28 ft
Mathematics
Use the basic identities to simplify the expression.(tan ? - sec ?)(tan ? + sec ?)
A. 0 B. -1 C. 1 D. tan2 ? + sec2 ?
Mathematics
Simplify the expression.(2p3s)2
A. 2p5s2 B. 4p5s2 C. 2p6s2 D. 4p6s2
Mathematics