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Find m, if the quadratic equation (m-12)...

Find m, if the quadratic equation `(m-12)x^(2)+2(m-12)x+2=0` has real and eqaul roots.

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The correct Answer is:
m=14
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UNIQUE PUBLICATION-QUADRATIC EQUATIONS -PROBLEM SET
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  7. Solve the following quadratic equations : 1/(x+5)=1/x^(2)

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  8. Solve the following quadratic equations: x^(2)-(3x)/(10)-1/(10)=0

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  9. Solve the following quadratic equations: (2x+3)^(2)=25

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  10. Solve the following quadratic equations : m^(2)+5m+5=0

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  12. Solve the following quadratic equations : x^(3)-4x-3=0

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