Solve.The side of a square equals the length of a rectangle. The width of the rectangle is 4 meters longer than its length. The sum of the areas of the square and the rectangle is 48 square centimeters. Find the side of the square.
A. 2 cm
B. 16 cm
C. 6 cm
D. 4 cm
Answer: D
Mathematics
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Solve. Round the answer to the nearest whole number.Suppose a city with population of 170,000 has been decreasing at a rate of 2% per year. If this rate continues, predict the population of the city in 10 years.
A. 125,362 B. 207,229 C. 153,745 D. 138,902
Mathematics
Graph the function.f(x) = 
log2x
A. 
B. 
C. 
D. 
Mathematics
Find the value of the expression using the given values.
?x = 8, y = 9
A. -15 B. -111 C. 111 D. 15
Mathematics
A seismograph 300 km from the epicenter of an earthquake recorded a maximum amplitude of 
. Find this earthquake's magnitude.
?
Please round your answer to the nearest tenth.
Fill in the blank(s) with the appropriate word(s).
Mathematics