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Rom4ik [11]
3 years ago
6

How do you solve this system of equations? 18x^2+12xy-18y^2=30 -x^2-3xy+y^2=3

Mathematics
1 answer:
kiruha [24]3 years ago
6 0
Combine the like terms.

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75,910,000,000 in scientific notation
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Find the value of 26/45 times 5/53 times 28/13 please show fingures and work
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\bf \cfrac{\stackrel{2}{~~\begin{matrix} 26 \\[-0.7em]\cline{1-1}\\[-5pt]\end{matrix}~~}}{\underset{9}{~~\begin{matrix} 45 \\[-0.7em]\cline{1-1}\\[-5pt]\end{matrix}~~}}\cdot \cfrac{~~\begin{matrix} 5 \\[-0.7em]\cline{1-1}\\[-5pt]\end{matrix}~~}{53}\cdot \cfrac{28}{~~\begin{matrix} 13 \\[-0.7em]\cline{1-1}\\[-5pt]\end{matrix}~~}\implies \cfrac{2\cdot 28}{9\cdot 53}\implies \cfrac{56}{477}

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4 years ago
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