If CF =6, CD = 14, and EF = 6, what is the perimeter of triangle CDE

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What is the perimeter of square abcd? units units 28 units 37 units

What is the multiple zero and multiplicity of f(x) = (x ? 3)(x ? 3)(x + 5)? multiple zero is 3; multiplicity is 2 multiple zero is 5; multiplicity is 1 multiple zero is ? 5; multiplicity is 1 multiple zero is ? 3; multiplicity is 2