Simplify.
A. 1
B. 12
C. 
D. 
Answer: C
Mathematics
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Write a chain rule formula for the following derivative.
for w = f(x, y, z); x = g(r, s, t), y = h(r, s, t), z = k(r, s, t)
A. 
= 
+ 
+ 
B. 
= 
+ 
C. 
= 
+ 
+ 
D. 
= 
+ 
+ 
Mathematics
Perform the indicated operations, expressing the answer in simplest form with rationalized denominators.(
- 6)(
- 2)
A. x
+ 
+ 12
B. x
+ 12
C. x
+ 12
D. x
- 2
- 6
+ 12
Mathematics
Simplify.(y4)6
A. y24 B. y10 C. y6 D. 6y4
Mathematics
Solve the rational inequality. Write the solution in interval notation.
< 0
A. (-4, 9) B. (-?, -4) ? (9, ?) C. (-?, -4) D. (9, ?)
Mathematics