Find the zeros of the polynomial function and state the multiplicity of each.f(x) = x4 - 6x2 + 8
A. -2, multiplicity 1; 2, multiplicity 1; -, multiplicity 1
B. 4, multiplicity 1; -, multiplicity 1;
, multiplicity 1
C. 4, multiplicity 1; 2, multiplicity 1
D. -2, multiplicity 1; 2, multiplicity 1; -, multiplicity 1;
, multiplicity 1
Answer: D
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A. 28 B. 7 C. 56 D. 14
Multiply.(7xy + 8z)(7xy - 8z)
A. x2y2 - 64z2 B. 49x2y2 - 64z2 C. 49x2y2 - 112xyz - 64z2 D. 49x2y2 + 112xyz - 64z2
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Perform the indicated operations and simplify the result. Leave the answer in factored form. +
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