mathmath333
  • mathmath333
fun question
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
?
mathmath333
  • mathmath333
solve for \(y,\ \ y\in \mathbb{R}\) \(\large \color{black}{\begin{align} |y+k|=-4\hspace{.33em}\\~\\ \end{align}}\) where roots of \(2x^2-(5k+4)+7=0\) are equal in magnitude and opposite in sign.
Elsa213
  • Elsa213
how is this fun? ;~;

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More answers

ganeshie8
  • ganeshie8
is there a "x" missing in the middle term of given quadratic equation ?
ganeshie8
  • ganeshie8
\[2x^2-(5k+4)\color{red}{x}+7=0\]
mathmath333
  • mathmath333
let me see ,wait
mathmath333
  • mathmath333
yes u r right x was missing
mathmath333
  • mathmath333
solve for \(y,\ \ y\in \mathbb{R}\) \(\large \color{black}{\begin{align} |y+k|=-4\hspace{.33em}\\~\\ \end{align}}\) where roots of \(2x^2-(5k+4)x+7=0\) are equal in magnitude and opposite in sign.
ganeshie8
  • ganeshie8
but how can absolute value be negative ?
mathmath333
  • mathmath333
:)
ganeshie8
  • ganeshie8
oh trick question is it xD \[y\in \emptyset\]
alekos
  • alekos
that's exactly what i was wondering
mathmath333
  • mathmath333
initially u fell for the trap
anonymous
  • anonymous
@ganeshie8 how old are you (exited to know)
ganeshie8
  • ganeshie8
haha that negative symbol is too small to notice
mathmath333
  • mathmath333
haha small little question , no real solution
mathmath333
  • mathmath333
i hope every body understood the trick

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