Use properties of logarithms to expand the logarithmic expression as much as possible.log7x6
A. 7 log x
B. 6log7x
C. 7log6x
D. 6log7x6
Answer: B
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Multiply and simplify.
? 
A. 
B. 
C. 
D. 120xy
Solve the problem.Suppose f(x) = 30.0 + 34log (x + 1) models salinity of ocean water to depths of 
at a certain latitude. x is the depth in meters and f(x) is in grams of salt per kilogram of seawater. Approximate the depth (to the nearest tenth of a meter) where the salinity equals 38.
A. 0.3 B. 0.7 C. 2.7 D. -0.4
Express each equation in slope-intercept form. Without graphing the equations, state whether the system of equations has exactly one solution, no solution, or an infinite number of solutions.
A. infinite number of solutions B. one solution C. no solution
Determine whether the graph of the equation is a circle, parabola, ellipse, or hyperbola. Sketch the graph.(x - 4)2 + (y + 1)2 = 36
A. 
B. 
C. 
D. 