Find the center of the hyperbola. 16(x + 1)2 - 25(y - 2)2 = 400
A. (2, -1)
B. (-1, 2)
C. (4, 2)
D. (1, -2)
Answer: B
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Graph each system of inequalities and shade the portion of the graph represented by the solution set..
A. 
B. 
C. 
D. 
Provide an appropriate response. What is the area of a piece of sheet metal that has sides measuring 17.4 cm, 19.2 cm, and 12.1 cm? Round to the nearest tenth of a cm2.
A. 1,283 cm2 B. 206.6 cm2 C. 817.8 cm2 D. 103.3 cm2
Provide an appropriate response.Summarize the guidelines to follow when simplifying radical expressions.
What will be an ideal response?
Solve.Sand is poured carefully into a pile that forms a right circular cone as shown. The total surface area of the cone with slant height s and base radius r is given by the polynomial ?r2 + ?rs. Find an equivalent expression by factoring out a common factor.
A. ?r(?r + s) B. ?rs(r + 1) C. ?r(r + s) D. r(?r2 + ?s)