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Please help i have no idea what are the excluded values to the equation y = 5 / (x^2 - 7x 10)?

Please help i have no idea what are the excluded values to the equation y = 5 / (x^2 - 7x 10)?
asked 170k views
3 votes
Please help i have no idea what are the excluded values to the equation y = 5 / (x^2 - 7x 10)?

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User Reda Maachi
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7.8k points

1 Answer

5 votes
Hello,

The excluded values are the roots of the denominator.

x²-7x+10=x²-2x-5x+10=x(x-2)-5(x-2)=(x-2)(x-5)

Roots of the denominator are x=2 and x=5


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User Evandor
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8.6k points
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