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Excel in math and science
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Algebra
Vieta's Formula
Excel in math and science
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Our wiki is made for math and science
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Concept Quizzes
What is the product of roots of the quadratic equation
\[2 x^2 - 6 x + 36 = 0, \]
Excel in math and science
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It's hard to learn from lectures and videos
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Our wiki is made for math and science
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by Brilliant Staff
If the two roots of the quadratic equation \(x^2-12x-2=0\) are \(\alpha\) and \(\beta\), what is \(\alpha^2+\beta^2\)?
Excel in math and science
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Our wiki is made for math and science
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The difference between the two roots of the quadratic equation \[x^2+Ax+B=0\] is \(12\) and the larger root is \(3\) times the smaller root. What is the value of \(A+B\)?
Excel in math and science
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It's hard to learn from lectures and videos
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Our wiki is made for math and science
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That seems reasonable.
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by Brilliant Staff
What are the sum of roots of the quadratic equation
\[ x^2 - 9 x + 15 = 0?\]
Excel in math and science
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It's hard to learn from lectures and videos
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Our wiki is made for math and science
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Let \(\alpha\) and \(\beta\) be the two roots of the quadratic equation \[x^2-16x+63=0.\] What is the value of \(\alpha+\beta+\alpha\beta\)?
Excel in math and science
Master concepts by solving fun, challenging problems.
It's hard to learn from lectures and videos
Learn more effectively through short, conceptual quizzes.
Our wiki is made for math and science
Master advanced concepts through explanations,
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Used and loved by 4 million people
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by Brilliant Staff