Solve the problem.A metal cube dissolves in acid such that an edge of the cube decreases by 0.58 mm/min. How fast is the volume of the cube changing when the edge is 6.7 mm?
A. -232 mm3/min
B. -26 mm3/min
C. -174 mm3/min
D. -78 mm3/min
Answer: D
Mathematics
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Write the function in the form y = f(u) and u = g(x). Then find dy/dx as a function of x.y = 
8
A. y = u8; u = 5x2 - 
- x; 
= 8
7
B. y = 5u2 - 
- u; u = x8; 
= 10x16 - 
- x8
C. y = u8; u = 5x2 - 
- x; 
= 8
7
D. y = u8; u = 5x2 - 
- x; 
= 8
7
Mathematics
Write the inequality using interval notation, and illustrate the inequality using the real number line.-2 ? x < 8
A. (-2, 8]
B. [-2, 8)
C. (-?, 8)
D. [-2, 8)
Mathematics
Graph the inequality.x > -8 
A. 
B. 
C. 
D. 
Mathematics
Write the compound inequality as two separate inequalities.
-6 < x ? -5 A) x > -6 and x ? -5 B) x ? -6 and x ? -5 C) x > -5 and x ? -6 D) x ? -5 and x ? -6 E) x > -6 and x < -5
Mathematics