Graph the function. Show at least one period.y = 4 sin(?x + 5)
A. 
B. 
C. 
D. 
Answer: C
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Use scientific notation to perform the following operations. Leave your answer in scientific notation.(6 × 10-4) ÷ (12 × 102)
A. 5.0 × 105 B. -5.0 × 10-7 C. 5.0 × 10-7 D. -5.0 × 105
Graph the equation and give the coordinates of the vertex.y = x2 + 3
A. (0, -3)
B. (-3, 0)
C. (3, 0)
D. (0, 3)
Solve.How many cubic feet of concrete is needed to pour the building foundation shown in the figure? 
A. 1325 ft3 B. 6775 ft3 C. 4592 ft3 D. 2258 ft3
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.