X⁰ + x² – 5x = …x –> 2 ​

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X⁰ + x² – 5x = …x –> 2 ​

x⁰ + x² – 5x

x –> 2

2⁰ + 2² – 5(2)

= 1 + 2(2) – 5(2)

= 1 + 4 – 10

= 1 – 6

= –5

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x⁰ + x² – 5x

x = 2

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= 2⁰ + 2² – 5(2)

= 1 + ( 2 × 2 ) – ( 5 × 2 )

= 1 + 4 – 10

= 1 – 6

= –5

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