Find all the numbers for which the rational expression is not defined.

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ErnyOynpxzna

Mathematics

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Explanation & Answer

For the function to be not defined denominotr should be equal to 0.

Here denominator will be equal to 0, when y^2 - 25 = 0

y = +5, -5

Hence if y is 5 or -5 it wont be defined...................................................................Answer


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