Solve the logarithmic equation.ln(41 + 8x) = 2 ln(x + 4)
A. {-5}
B. 
C. {5, -5}
D. {5}
Answer: D
Mathematics
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Solve the system by graphing. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(-2, -5)} B. {(5, -2)} C. no solution; ? D. {(-2, 5)}
Mathematics
Graph the equation by plotting points.y = -x2 + 5
A. 
B. 
C. 
D. 
Mathematics
Solve the equation for x, where x is restricted to the given interval.y = 8 cos 3x, for x in 
A. x = 3 arccos 
B. x = 
arccos 
C. x = 8 arccos 
D. x = 
arccos 
Mathematics
Use the given graph of f(x) = ax2 + bx + c to solve the specified inequality.f(x) > 0
A. all real numbers B. x > 9 C. x = 0 D. no solution
Mathematics