Find the limit algebraically.lim (x - 
)(x + 
)x?0
A. -5
B. 0
C. 5
D. does not exist
Answer: A
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Use a graphing utility to graph the function over the indicated interval and approximate any local maxima and local minima. If necessary, round answers to two decimal places.f(x) = x3 - 12x + 2; (-5, 5)
A. local maximum at (-2, 18) local minimum at (2, -14) B. local minimum at (0, 0) C. local maximum at (-2, 18) local minimum at (0, 0) local minimum at (2, -14) D. none
Solve the problem.A straight trail with a uniform inclination of 14° leads from a lodge at an elevation of 800 feet to a mountain lake at an elevation of 9200 feet. What is the length of the trail (to the nearest foot)?
A. 38,029 ft B. 34,722 ft C. 8657 ft D. 9482 ft
Simplify the radical. Assume that all variables represent nonnegative real numbers. 
A. 30y6 B. 30y3 C. 450y3 D. 900y3
Identify the like terms in the algebraic expression.24x - 4y - 5x - 2y
A. 24x and 5x; 4y and 2y B. 24 and -5 C. 24x and -5x; -4y and -2y D. 24 and 5