Use transformations of the graphs of y = x2 or y = |x| to sketch a graph of f by hand.f(x) = x2 - 1 
A. 
B. 
C. 
D. 
Answer: B
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Given the functions f(x) and g(x), find the appropriate sum or difference function.f(x) = -10x4 + 5x2 + x and g(x) = 9x4 - 5x3 + 2x2 - 9Find f(x) - g(x).
A. f(x) - g(x) = -19x4 - 5x3 + 3x2 + x - 9 B. f(x) - g(x) = -19x4 + 5x3 + 3x2 + x + 9 C. f(x) - g(x) = x4 - 5x3 + 7x2 + x - 9 D. f(x) - g(x) = -x4 + 5x3 + 7x2 + x + 9
Find the product. 
? 
A. m2n
B. - 
C. - 
D. - 
Solve. Round your answer to the nearest tenth, if necessary.The length of a rectangular storage room is 5 feet longer than its width. If the area of the room is 50 square feet, find its dimensions.
A. Width is 4 feet; length is 11 feet B. Width is 5 feet; length is 10 feet C. Width is 6 feet; length is 11 feet D. Width is 4 feet; length is 9 feet
Combine.(3x3 - 14x2 - 9) - (9x3 - 19x + 18)
A. -6x3 - 14x2 + 19x - 27 B. -6x3 - 14x2 - 19x - 27 C. -6x3 - 14x2 + 19x + 9 D. -6x3 + 5x2 - 27