Solve the problem.The width of a rectangle is x - 
feet and its area is 6x3 + 5x2 + 10x - 7 square feet. Write a polynomial that represents the length of the rectangle.
A. 6x2 + 8x - 14 ft
B. 6x2 + 8x + 14 ft
C. 6x2 + 2x + 9 ft
D. 6x2 - 8x + 14 ft
Answer: B
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The function s = f(t) gives the position of a body moving on a coordinate line, with s in meters and t in seconds.s = 10t - t2, 0 ? t ? 10Find the body's displacement and average velocity for the given time interval.
A. 0 m, 0 m/sec B. -200 m, -20 m/sec C. 200 m, -10 m/sec D. 200 m, 20 m/sec
Graph the quadratic equation.y = x2 + 2
A. 
B. 
C. 
D. 
Solve the problem.Construct a product table showing all possible two-digit numbers using digits from the set {1, 2, 6, 7}. List the prime numbers in the table.
A. {2, 3, 7, 13} B. {61, 71} C. {11, 17, 61, 67, 71} D. {11, 17, 61, 67, 71, 77}
Use the Binomial Theorem to find the indicated coefficient or term.The 3rd term in the expansion of (5x + 2)3
A. 60x B. 120x C. 150x2 D. 4