Determine The $x$ -Intercept(s) of the Quadratic Function $f ( x ) = x ^ { 2 } - 15 x + 56$

question 23

Multiple Choice

Determine the $x$ -intercept(s) of the quadratic function $f ( x ) = x ^ { 2 } - 15 x + 56$ .

• A) \(( 8,0 ) , ( 7,0 )\)
• B) \(( - 4,0 ) , ( - 8,0 )\)
• C) \(( - 8,0 ) , ( - 7,0 )\)
• D) \(( 4,0 ) , ( 8,0 )\)
• E) no \(x\)-intercept(s)

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