Solve the equation for the indicated variable.x = ± 
for r
A. r = ± 
B. r = x + y
C. r = ±
D. r = ± 
Answer: D
Mathematics
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Find the graph that matches the given system of equations.3x + 4y = 14
A. 
B. 
C. 
D. 
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The graph of either a cubic or quartic polynomial f(x) with leading coefficient ±1 and integer zeros is shown. Write the complete factored form of f(x).
A. f(x) = (x + 3)2(x - 2) B. f(x) = -(x + 3)2(x - 2) C. f(x) = (x - 3)2(x + 2) D. f(x) = -(x - 3)2(x + 2)
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Solve.A sales representative is paid a commission rate of 5.0%. Find her commission if she sold $167,790 worth of goods last month.
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Mathematics