Add or subtract by first simplifying each radical and then combining any like radical terms. Assume that all variables represent positive real numbers.
+ 
A. 
B. 
C. 
D. 
+ 
Answer: B
Mathematics
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Find the value of x.
?
?
A. ?
B. ?
C. ?
D. ?
E. 
Mathematics
Verify that the values of the variables listed are solutions of the system of equations.
x = 0, y = 2, z = 5
A. solution B. not a solution
Mathematics
Determine the y-intercept.
A. (0, 4) B. (0, -4) C. no y-intercept D. (0, 0)
Mathematics
Find all values x = a where the function is discontinuous.f(x) = ln
A. a = -7, 2 B. a = -2 C. Nowhere D. a = 7, -2
Mathematics