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If one root of (x^2+ax+54=0) is (6), what are the other root and (a)?
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Answer and explanation
Correct answer: other root (9), (a=-15)
The product of roots is (54), so the other root is (9). The sum is (15), and (-a=15), so (a=-15).
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What is the correct answer to this question?
other root (9), (a=-15)
Why is this the correct answer?
The product of roots is (54), so the other root is (9). The sum is (15), and (-a=15), so (a=-15).
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Quadratic Equations. Topic: Introduction to Quadratic Equations.
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