Find the limit.
tan-1 x
A. ?
B. 0
C. - 
D. 
Answer: D
Mathematics
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Provide the requested response.Choose the correct viewing rectangle to match the settings: [ -2 , 10 , 1 ] by 
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression.8x + 4(x - 7)
A. 32x - 3 B. 12x + 28 C. 9x - 28 D. 12x - 28
Mathematics
Solve the system of four equations in four unknowns using matrices. -w + x + y + z = 7 w + x + y - z = 3 w + 2x + 3y + z = 19 3w - x + y + 2z = 16
A. (3, 4, 1, 5) B. (4, 1, 3, 5) C. (0, 4, 0, 1) D. (1, 4, 5, 3)
Mathematics
Solve the equation.
- 
= 2
A. -60 B. 60 C. -30 D. 30
Mathematics