Use the method of adding y-coordinates to graph the function.f(x) = x - cos (2x)
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Factor. Check by multiplying.9x + 24
A. 3(8x + 3) B. 3(3x + 24) C. 3(8x + 9) D. 3(3x + 8)
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Add.-18 + (-4)
A. 22 B. 14 C. -22 D. -14
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Multiply.4x ? 5x6 ? x3
A. 20x9 B. 20x10 C. 9x9 D. 10x10
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Find functions f and g so that f ? g = H.H(x) = 
A. g(x) = 
; f(x) = 
B. f(x) = x - 7; g(x) = 
C. f(x) = 
; g(x) = 
D. f(x) = 
; g(x) = 
Mathematics