3 years ago

Please help me with this problem, thanks

Mathematics

1 answer:

Slav-nsk [51]3 years ago

7 0

A is the answer I believe , the L and M means they are parallel they don’t intersect with each other

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Murrr4er [49]

$\bf \textit{vertex of a vertical parabola, using coefficients}
\\\\
\stackrel{f(x)}{y}=\stackrel{\stackrel{a}{\downarrow }}{1}x^2\stackrel{\stackrel{b}{\downarrow }}{+2}x\stackrel{\stackrel{c}{\downarrow }}{-2}
\qquad \qquad
\left(-\cfrac{ b}{2 a}~~~~ ,~~~~ c-\cfrac{ b^2}{4 a}\right)
\\\\\\
\left( -\cfrac{2}{2(1)}~~,~~-2-\cfrac{2^2}{4(1)} \right)\implies \left( -1~~,~~-2-1 \right)\implies (-1~,-3)$