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A present age is (x) years. The product of the age after (8) years and the age (8) years ago is (1936). What is the present age?
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Answer and explanation
Correct answer: (44) years
((x+8)(x-8)=1936) gives (x^2-64=1936) and (x^2=2000). Therefore, none of the given options is a correct solution.
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What is the correct answer to this question?
(44) years
Why is this the correct answer?
((x+8)(x-8)=1936) gives (x^2-64=1936) and (x^2=2000). Therefore, none of the given options is a correct solution.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Quadratic Equations. Topic: Word Problems and Applications.
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