Use a graphing calculator to find the coordinates of the turning points of the graph of the polynomial function in the indicated domain interval. Give answers to the nearest hundredth.f(x) = x3 + 8x2 - 21x - 108; [1, 2]
A. (-6.42, 91.94)
B. (3.50, -40.62)
C. (1.09, -120.09)
D. (0, 12)
Answer: C
Mathematics
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A. 
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Use the unit circle to determine the value of the given expression or state that it is undefined.tan 
A. 1
B. 
C. 
D. -1
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Use synthetic division to find the quotient.(3x4 - 2x3 - 10x2 + 15) ÷ (x - 2)
A. 3x3 + 4x2 - 2x + 4 + 
B. 3x3 + 4x2 - 2x - 4 + 
C. 3x3 + 4x2 - x - 3 + 
D. 3x3 + 4x2 - 2x - 4 + 
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? 
A. 
B. 14z
C. 
D. 
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