Find all the roots of the function. Use preliminary analysis and graphing to determine good initial approximations. Round to six decimal places.f(x) = ln(4x) - 4x2 + 2x + 1
A. x ? 0.080253, 1.072435
B. x ? 1.580364, 2.572546
C. x ? 0.302364, 1.294546
D. x ? 0.080364, 1.072546
Answer: D
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What will be an ideal response?
Find the volume of the indicated region.the region bounded by the coordinate planes, the parabolic cylinder 
, and the plane 
A. 
B. 16000
C. 6000
D. 12000
One period of the given function is defined below. Determine whether the function is even, odd, or neither.
A. Odd B. Neither C. Even
Find the exact value of the following expression without using a calculator.cos 
A. 
B. - 
C. - 
D. 