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Illusion [34]
3 years ago
10

Which function below is the inverse of f(x)=x^2-25

Mathematics
1 answer:
ivanzaharov [21]3 years ago
4 0

f(x) = x^2-25

 inverse:

y = x^2-25

x = y^2-25

y = sqrt(5 +25)

 Answer is B

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Five years from now, the sum of the ages of a women and her daughter will be 40 years. The difference in their present age is 24
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Answer:

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Step-by-step explanation:

Let x be the age of the women and y be the age of the daughter.

Given:

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So the sum of the present age is x+y=30

The difference in their present age is 24 years.

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x=24+y

Now we substitute x value in equation 1.

(24+y)+y=30

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