Express as a single logarithm.4loga9 + 9loga10
A. loga(36 + 90)
B. loga94 ? loga109
C. loga94109
D. loga
Answer: C
Mathematics
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Solve.The world record for a marathon, set in 2003, is 2 hours 4 minutes 55 seconds. A marathon is 26.2 miles. What was the runner's average speed in ft/sec? Round to 1 decimal.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Write the word name for the given number.135,060
A. One million, thirty-five thousand, sixty B. Thirteen thousand, five hundred sixty C. Thirteen thousand, five hundred six D. One hundred thirty-five thousand, sixty
Mathematics
Write an equivalent expression without a negative exponent. 
A. 
B. - 
C. 37
D. - 37
Mathematics
Find the exact value of the expression.sin 25° cos 35° + cos 25° sin 35°
A. 
B. 
C. 
D. 
Mathematics