Use a finite approximation to estimate the area under the graph of the given function on the stated interval as instructed.f(x) = x2 between x = 0 and x = 4 using a lower sum with two rectangles of equal width.
A. 8
B. 38.75
C. 20
D. 40
Answer: A
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Find an algebraic expression for the given expression.sin(2 tan-1 3x)
A. 
B. 
C. 
D. 
Use the frequency table below to answer the following question(s).
If the median of the data set is 6, then x satisfies
A. 3 ? x < 6 B. 0 ? x < 3 C. 12 ? x D. 9 ? x < 12 E. 6 ? x < 9
Indicate whether the ordered pair is or is not a solution to the given system.
(2, -6)
A. Solution B. Not a solution
The following table shows the earnings for the Juarez family last year. Use this information to answer the question.MonthEarningsMonthEarningsJan.$1400July$1300Feb.$1150Aug.$2450Mar.$2950Sept.$2500Apr.$2300Oct.$2000May$1650Nov.$2350June$2700Dec.$2400Other expenses account for 
of the family income. How much was spent last year on other expenses?
A. $5030 B. $5520 C. $4200 D. $4000