Find the indicated sum.

A. - 
B.
C.
D. 54


Answer: B

Mathematics

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Rewrite as a single logarithm.logx x + logx y

A. logx xy
B. logx (x + y)
C. logx x ? logx y
D. logx 

Mathematics

Use a graphing calculator to solve the system of equations. Round your solutions to one decimal place.

A. {(1.3, 1.4, 0.4)} B. {(2.6, 2.9, 0.8)} C. {(5.3, 5.7, 1.6)} D. {(10.6, 11.4, 3.1)}

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Show by substitution whether the number r is a solution of the corresponding quadratic equation.15x2 + 32x + 16 = 0; r = - 

A. Yes B. No

Mathematics

Solve the equation. -  = 

A. {34} B. {-23} C. {23} D. {46}

Mathematics