Determine the rank of the matrix.
A. 3
B. 4
C. 2
D. 1
Answer: C
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Calculate. Round to two decimal places if necessary.
A. 
B. 
C. 
D. 
Give the genus of the object. If the object has a genus larger than 5, write "larger than 5."The letter T
A. genus 1 B. genus 0 C. larger than 5 D. genus 2
Solve the problem.The daily profit for a product is given by P = 36x - 0.02x2 - 1600, where x is the number of units produced and sold.a. Graph this function for x between 0 and 2100.b. Describe what happens to the profit of this product when the number of units produced is between 1 and 900. What happens after 900 units are produced? c. Is the graph of this function concave up or down?
A.
a.
b. The profit decreases.; The profit increases.
c. The graph is concave up.
B. a.
b. The profit decreases.; The profit increases.
c. The graph is concave down.
C. a. 
b. The profit increases.; The profit decreases.
c. The graph is concave up.
D. a.
b. The profit increases.; The profit decreases.
c. The graph is concave down.
Use < or > for ? to write a true sentence. Draw a number line if necessary.41 ? 45
A. < B. >