Factor the Expression That Defines the Function $$n ( t ) = t ^ { 2 } - 18 t + 81$$

question 136

Multiple Choice

Factor the expression that defines the function. $$n ( t ) = t ^ { 2 } - 18 t + 81$$

• A) \(n ( t ) = \left( t - \frac { 9 } { 2 } \right) ^ { 2 }\)
• B) \(n ( t ) = ( t - 9 ) ( t + 9 )\)
• C) \(n ( t ) = ( t - 9 ) ^ { 2 }\)
• D) \(n ( t ) = t ^ { 2 } - 18 t + 81\) (Expression is prime)

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