Express as a single logarithm and, if possible, simplify.logb x - logb y
A. log2b 
B. logb 
C. logb 
D. logb x - y
Answer: B
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Lured by the ad in the illustration below, a woman invested $13,300, some in a money market account and the rest in a 5-year CD. How much was invested in each account if the income from both investments is $1,174 per year? First Republic Savings and Loan AccountRateNOW5.5%Savings7.5%Money market8.0%Checking4.0%5-year CD9.0%
A. $2,900 in the money market account, $10,400 in the CD B. $2,100 in the money market account, $11,200 in the CD C. $2,800 in the money market account, $10,500 in the CD D. $2,600 in the money market account, $10,700 in the CD E. $2,300 in the money market account, $11,000 in the CD
Evaluate.
, when p = 27 and q = 3
A. 12 B. 96 C. 36 D. 72
Use a calculator to write the expression as a decimal rounded to three decimal places.71/2
A. 2.646 B. 2.643 C. 2.651 D. 7.000
Express in terms of sums and differences of logarithms.log
A. log 5 + 4 log x - 9 log y B. log (5 + x4 - y9) C. log 5 ? 4 log x - 9 log y D. log 5 + (log x)4 - (log y)9