Simplify by first converting to rational exponents. Assume that all variables represent positive real numbers.
A. 
B. 
C. 6s9
D. 
Answer: B
Mathematics
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Find the potential function f for the field F.F = 
A. f(x, y, z)= ln 
B. f(x, y, z) = 
- 
+ 
C. f(x, y, z) = 
D. f(x, y, z) = ln (y - x - z)
Mathematics
Find the first four terms of the binomial series for the given function.(1 + 4x)1/2
A. 1 + 2x - 2x2 + 4x3 B. 1 + 2x - 2x2 + 2x3 C. 1 - 2x + 2x2 - 2x3 D. 1 - 2x + 2x2 - 4x3
Mathematics
Find the exact value by using a half-angle identity.sin 
A. 
B. - 
C. - 
D. 
Mathematics
Give the domain of the function.f(x) = (-x - 7)1/2
A. [7, ?) B. (-?, -7] C. (-?, 7] D. [-7, ?)
Mathematics