Find the area of the shaded region in the figure. Round results to the nearest unit.The hypotenuse of the smallest, unshaded triangular region has length 8.14 inches. The sides of the outer square have length 23 inches. Half the diagonal of the outer square is 16.27 inches. 
A. 226 in2
B. 353 in2
C. 166 in2
D. Not enough data
Answer: C
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Provide an appropriate response.A student attempted to use l'H src="https://sciemce.com/media/4/ppg__tttt0615190936__f1q47g7.jpg" style="vertical-align: -21.0px;" /> = 
pital's Rule as follows. Identify the student's error.
= 
= 
= 1
What will be an ideal response?
Solve the inequality.x2 + 9x ? 0
A. (-?, 0] or [9, ?) B. (-?, -9] or [0, ?) C. [0, 9] D. [-9, 0]
Use the x-intercepts to find the intervals on which the graph of f is above and below the x-axis.f(x) = 
2(x - 2)3
A. above the x-axis: 
, 
below the x-axis: (2, ?)
B. above the x-axis: 
, (2, ?)
below the x-axis: 
C. above the x-axis: 
below the x-axis: 
, (2, ?)
D. above the x-axis: (2, ?)
below the x-axis: 
, 
Find all rational zeros.f(x) = x4 - 6x3 + 2x2 + 18x - 15
A. {5, 1} B. {-5, 1} C. {5, -1} D. No rational zeros