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How to find excluded values ?
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How to find excluded values ?
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Aug 24, 2017
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How to find excluded values ?
Mathematics
high-school
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Hello,
The method is to find the roots of the denominator.
x²-2x-15=x²+3x-5x-15=x(x+3)-5(x+3)=(x+3)(x-5)
Roots are x=-3 and x=5
Answer C
Navith
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Aug 28, 2017
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