Find the requested value.f(x) = 5x2 + 4, g(x) = x - 4Find f(-5) - g(-5).
A. 130
B. 128
C. 138
D. -124
Answer: C
Mathematics
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Solve the problem.How long will it take for prices in the economy to double at a 7% annual inflation rate? (Round to the nearest year.)
A. 9 yr B. 10 yr C. 23 yr D. 16 yr
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Perform the matrix operation.Let B = 
. Find -3B.
A. 
B. 
C. 
D. 
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Solve the equation.log4(x + 2) + log4(x - 4) = 2
A. {-4} B. {7} C. {6} D. {6, -4}
Mathematics
Evaluate the expression.(2332)
A. 231
B. 54,056
C. 
D. 27,028
Mathematics