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-10(10x2 + 5) = -5x² – 14

1 Answer

5 votes

Answer:

\quad x=-\frac{-199+\sqrt{40321}}{10},\:x=\frac{199+\sqrt{40321}}{10}

Explanation:

x-10\left(10x\cdot \:2+5\right)=-5x^2-14

User Joachim Sauer
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