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) = 
x4(x2 - 5)
A. 0, multiplicity 4, crosses x-axis;
, multiplicity 1, touches x-axis;
-
, multiplicity 1, touches x-axis
B. 0, multiplicity 4, crosses x-axis
C. 0, multiplicity 4, touches x-axis
D. 0, multiplicity 4, touches x-axis;
, multiplicity 1, crosses x-axis;
-
, multiplicity 1, crosses x-axis
Answer: D
Mathematics
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A. -2, 3 + 
, 3 - 
B. 2, -3 + 
, -6 - 
C. -2, 3 + 3i, 3 - 3i
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A. 
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C. 
D. 
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Estimate by rounding as directed.67.226 + 0.582 + 79.99; nearest tenth
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