Determine if the graph of the function opens upward or downward and whether it has a maximum or a minimum point.f(x) = 3 - 4x2
A. Upward, maximum
B. Downward, minimum
C. Downward, maximum
D. Upward, minimum
Answer: C
Mathematics
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Solve the inequality 
. Round your answer to two decimal places.
?
A. ?
B. ?
C. ?
D. ?
Mathematics
Use a calculator to compute the first 10 iterations of Newton's method when applied to the function with the given initial approximation. Make a table for the values. Round to six decimal places.f(x) = 3x - cos x; x0 = 1
A. 
B. 
C. 
D. 
Mathematics
Indicate whether the statement is true always, sometimes, or never.A real number is a complex number.
A. Always B. Sometimes C. Never
Mathematics
Solve the problem.Is the function f(?) = sin ? + cos ? even, odd, or neither?
Fill in the blank(s) with the appropriate word(s).
Mathematics