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 - 7)(x + 2)3
A. 7, multiplicity 1, crosses x-axis; -2, multiplicity 3, crosses x-axis
B. -7, multiplicity 1, crosses x-axis; 2, multiplicity 3, crosses x-axis
C. -7, multiplicity 1, touches x-axis; 2, multiplicity 3
D. 7, multiplicity 1, touches x-axis; -2, multiplicity 3
Answer: A
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