Math, asked by aleena162030, 9 months ago

8/(x+3)-3/(2-x)=2 solve the quadratic equation​

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Answered by Anonymous
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HOPE IT HELPS....

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Answered by Anonymous
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\frac{8}{x+3} -\frac{3}{2-x} =2

\frac{8(2-x)-3(x+3)}{(x+3)(2-x)}=2

\frac{16-8x-3x-9}{-1(x^{2}+x-6 )}=2

\frac{-1(-11x+7)}{x^{2}+x-6}=2

11x-7=2(x^{2}+x-6)

11x-7=2x^{2}+2x-12

2x^{2}-9x-5=0

By using quadratic formula,

x=\frac{-b\frac{+}{-}\sqrt{b^{2}-4ac}}{2a}

x=\frac{-(-9)\frac{+}{-}\sqrt{-9^{2}-4(2)(-5)}}{2(2)}

x=\frac{9\frac{+}{-}\sqrt{121}}{4}

x=\frac{9\frac{+}{-}11}{4}

x=\frac{9+11}{4}   or\frac{9-11}{4}

x=\frac{15}{4} or\frac{-2}{4}

x=\frac{15}{4} or\frac{-1}{2}

hope you find it helpful!!! :)

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