Simplify.-3(9x + 4y) + 2(8x + 3y)
A. 6x - 6y
B. -11x + 4y + 3
C. -39xy
D. -11x - 6y
Answer: D
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Provide an appropriate response.Solve for x: 5x = 
A. x = 5 B. x = -5 C. x = 2 D. x = -2
Determine whether the graph is that of a function. If it is, use the graph to find its domain and range, the intercepts, if any, and any symmetry with respect to the x-axis, the y-axis, or the origin.
A. function domain: {x|-9 ? x ? 9} range: {y|-9 ? y ? 9} intercepts: (-9, 0), (0, -9), (0, 9), (9, 0) symmetry: x-axis, y-axis B. function domain: {x|-9 ? x ? 9} range: {y|-9 ? y ? 9} intercepts: (-9, 0), (0, -9), (0, 0), (0, 9), (9, 0) symmetry: origin C. function domain: {x|-9 ? x ? 9} range: {y|-9 ? y ? 9} intercepts: (-9, 0), (0, -9), (0, 9), (9, 0) symmetry: x-axis, y-axis, origin D. not a function
The graph of a logarithmic function is shown. Select the function which matches the graph.
A. y = -log(-x) B. y = log x C. y = log(-x) D. y = -log x
Solve the equation.(ex)x ? e32 = e12x
A. {-4, -8} B. {8} C. {4} D. {4, 8}