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DIA [1.3K]
3 years ago
9

55x^ 2 + 62y^ 2 + 38 − 63x^ 2 + 8

Mathematics
2 answers:
worty [1.4K]3 years ago
6 0
What are you trying to do like simplify or what i can possibly help if i know
diamong [38]3 years ago
5 0
If you are trying to simplify the equation or combine like terms here is the answer

62y^2 - 8x^2 + 46

Mark me brainiest please
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Answer:

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Step-by-step explanation:

Given:

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\to |\left[\begin{array}{cc}7&9\\0&9\end{array}\right]-\lambda \left[\begin{array}{cc}1&0\\0&1\end{array}\right] |=0\\\\\\ \to |\left[\begin{array}{cc}7&9\\0&9\end{array}\right]- \left[\begin{array}{cc}\lambda&0\\0&\lambda\end{array}\right] |=0\\\\\\\to|\left[\begin{array}{cc}7-\lambda &9\\0&9-\lambda\end{array}\right]|=0\\\\\\\to|(7-\lambda)(9-\lambda)|=0\\\\\to (7-\lambda)(9-\lambda)=0\\\\\to 7-\lambda=0 \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ 9-\lambda=0\\\\

\to \lambda=7 \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \lambda=9\\\\

8 0
3 years ago
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Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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