Prepare a frequency distribution for the given data with columns for intervals and frequencies.The following is the number of hours students studied per week on average. Use five intervals, starting with 
.1 7 10 15 24 22 19 14 8 39 11 15 23 17 10 4 9 14 19
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the area of the specified region.Inside the lemniscate r2 = a2 sin 2?, a > 0
A. 
B. 0
C. a2
D. ?a2
Mathematics
Rewrite the rational expression with the indicated denominator.
= 
A. 
B. 
C. 
D. 
Mathematics
Divide.
A. x4 + 4x3 + 8x2 + 16x + 19
B. x4 + 4x3 + 8x2 + 16x + 19 + 
C. x4 + x3 + 8x2 + x + 19 + 
D. x4 - 4x3 + 8x2 - 16x + 19 + 
Mathematics
Find the LCM for the given numbers by an appropriate method.910 and 4910
A. 441 B. 21 C. 2110 D. 2120
Mathematics