Answer the question about the given function or graph of a function. Find and classify all extrema of the function f(x) = x3 - 12x - 1.
A. Local minimum of 15 at x = -2; Local maximum of -17 at x = 2
B. Local maximum of 15 at x = -2; Local minimum of -17 at x = 2
C. Local maximum of 64 at x = 5; Local minimum of 8 at x = -3
D. Local maximum of 64 at x = 5; Local minimum of -17 at x = 2
Answer: B
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Convert the temperature, as indicated. Round your answer to hundredths, if appropriate.100°F, into Celsius
A. 37.78°C B. 122.40°C C. 68.00°C D. 55.56°C
Solve the equation.
= 
+ 4
A. -5 B. no solution C. 5 D. 5, -5
Determine whether the statement is true or false.The absolute value of any number is positive.
A. True B. False
Write a quadratic equation in the form ax2 + bx + c = 0 that has the given numbers as solutions.11i, -11i
A. x2 + 22 + 121 = 0 B. x2 + 121 = 0 C. x2 - 22 - 121 = 0 D. x2 - 121 = 0