Suppose that the function with the given graph is not f(x), but f'(x). Find the open intervals where f(x) is increasing or decreasing as indicated. Increasing
A. (2, ?)
B. (-2, 2)
C. (-?, -2), (2, ?)
D. (0, ?)
Answer: C
Mathematics
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Factor by grouping.15m3 - 5m2n2 - 3mn + n3
A. (5m - n)(3m2 - n2) B. (5m2 - n)(3m + n2) C. (5m2 - n)(3m - n2) D. (5m2 + n)(3m - n2)
Mathematics
Solve by using the quadratic formula.4x2 + x - 6 = 0
A. 
B. 
C. 
D. no real-number solutions
Mathematics
Use a calculator to find the function value to four decimal places.sin 72°50'33''
A. 0.2936 B. 3.2556 C. 1.9559 D. 0.9555
Mathematics
Write this word statement as an equation. Use x as the variable, and find all solutions from the set 
The sum of a number and 5 is 6.
A. x + 5 = 6; 1 B. x + 6 = 5; 1 C. x = 5 + 6 ; 11 D. x + 5 = 6; 6
Mathematics