Solve the problem.72 parakeets out of a total of 144 parakeets were treated for an illness. What percent of the parakeets were treated for the illness? Round to the nearest whole percent.
A. 36%
B. 1440%
C. 14%
D. 50%
Answer: D
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Let 
and compute the Riemann sum of f over the interval [3, 4] , using
?
Two subintervals of equal length 
. Choose the representative points to be the midpoints of the subintervals.
?
__________ sq units
?
Five subintervals of equal length 
. Choose the representative points to be the midpoints of the subintervals.
?
__________ sq units
?
Ten subintervals of equal length 
. Choose the representative points to be the midpoints of the subintervals.
?
__________ sq units
What will be an ideal response?
Find the average of the numbers.What is the average of all the even integers between -18 and 2, inclusive of both?
A. -7 B. -88 C. -8 D. -6
Simplify the expression. Assume that all variables are positive when they appear.(
+ 2)(
- 2)
A. 2
B. 6 - 2
C. 4
D. 10
Graph the function. Then identify the domain and range.f(x) = 2x2 + 20x + 52
A. Domain: (-?, ?), Range: [2, ?)
B. Domain: (-?, ?), Range: [2, ?)
C. Domain: (-?, ?), Range: [2, ?)
D. Domain: (-?, ?), Range: [2, ?)