Simplify the expression.ln e7y
A. y7
B. ln(7y)
C. 7y
D. e7y
Answer: C
Mathematics
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Find the mean, median, and mode. Round to the nearest tenth when necessary.Given these class sizes:19, 3, 5, 8, 15, 19, 5, 19
A. 12.6, 11.5, two modes 5 and 19 B. 10, 11.5, two modes 5 and 19 C. 10, 11.5, 5 D. 11.6, 11.5, 19
Mathematics
Express the number in scientific notation.549
A. 5.49 × 102 B. 5.49 × 103 C. 5.49 × 101 D. 5.49 × 10-2
Mathematics
Find the product.5mn(5m2 - 4mn + 5n2)
A. 25m3n - 4mn + 5n2 B. 25m3n + 20m2n2 + 25mn3 C. 25m3n - 20m2n2 + 25mn3 D. 25m2n - 20mn+ 25mn2
Mathematics
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = 
A. 
B. 
C. 
D. 
Mathematics