Write an equation for the piecewise function.
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Answer: B
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Find the coordinates of the centroid of the given figure. Each region is covered by a thin, flat plate.The region bounded by the parabola y = 16 - x2 and the x-axis
A. 
B. 
C. 
D. 
Find the zero of the linear function.F(t) = 
t + 6
A. -9 B. 4 C. 9 D. -4
Perform the indicated operations. Express the answer as a single polynomial in standard form.3x7(-6x - 2)
A. -18x8 - 2 B. -18x8 - 6x7 C. -18x - 6 D. -24x7
For the polynomial, list each real zero and its multiplicity. Determine whether the graph crosses or touches the x-axis at each x -intercept.f(x) = 3(x - 2)(x + 7)2
A. 2, multiplicity 1, touches x-axis; -7, multiplicity 2, crosses x-axis B. -2, multiplicity 1, crosses x-axis; 7, multiplicity 2, touches x-axis C. 2, multiplicity 1, crosses x-axis; -7, multiplicity 2, touches x-axis D. -2, multiplicity 1, touches x-axis; 7, multiplicity 2, crosses x-axis