Solve the equation involving "nested" radicals for all real solutions analytically.
= 
A. {4}
B. {-3, 4}
C. {-3}
D. ?
Answer: B
Mathematics
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Simplify.5 - 4 ? 4
A. 21 B. -11 C. 11 D. 4
Mathematics
Solve the system of equations by graphing, and then give the value of x.
?
?
A. 6 B. -4 C. -2 D. 4 E. 10
Mathematics
Solve the problem.Let g(x) = x2 - 4x - 22. Find x such that (x, 10) is on the graph of f(x).
A. x = -8 or 4 B. x = 8 C. x = -4 or 8 D. no solution
Mathematics
Multiply and simplify.
? 3b
A. 
b
B. 
C. 
D. 11b
Mathematics