Simplify the expression by combining like terms.6x3 + 4x3
A. 9x3
B. 10x3
C. 10x9
D. 10x6
Answer: B
Mathematics
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Find the area enclosed by the given curves.y = sin x, y = csc 2 x, 
? x ? 
A. 1 - 
B. 
- 
C. 
+ 
D. 
- 
Mathematics
Use the row reduction algorithm to transform the matrix into echelon form or reduced echelon form as indicated.Find the reduced echelon form of the given matrix. 
A. 
B. 
C. 
D. 
Mathematics
For the pair of similar triangles, find the missing side n. Round to the nearest tenth when necessary.
A. n = 5 m B. n = 15 m C. n = 7 m D. n = 10 m
Mathematics
Solve the equation.-2x = -16
A. 2 B. 14 C. 8 D. -14
Mathematics