State how many complex and real zeros the function has.f(x) = x3 + 5x2 + x + 5
A. 3 complex zeros; all 3 real
B. 3 complex zeros; 2 real
C. 3 complex zeros; none real
D. 3 complex zeros; 1 real
Answer: D
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Solve and, when appropriate, round the answer to the nearest tenth.The radius of a sphere depends on its surface area, S, and is given by the formula r = 
.What is the surface area of a sphere with radius of 9.1 inches?Use 3.14 for ?.
A. 260 square inches B. 28.6 square inches C. 1040.1 square inches D. 114.3 square inches
Simplify the expression.
A. -9 B. 9 C. Not a real number D. -27
f (x) = sin2 x + 2cos x; [0, 2? ]
Find absolute maximum and minimum values of the function, if they exist, over the indicated interval. Where no interval is specified, use the real line. List your answers in terms of ordered pairs.
Evaluate the integral.
A. e1/2 - 1
B. 5e?/6
C. 
?
D. 5e?/6 - 5