Question

m2 - 7 m - 144=0 solve in quadratic equation
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Answer 1

Answer:

$m=16$   (or)   $m=-9$

Step-by-step explanation:

$m^{2} -7m-144=0$                      (quadratic equation)

⇒ $m^{2}+ 9m-16m-144=0$

⇒ $m(m+9)-16(m+9)=0$

⇒ $(m-16)(m+9)=0$

⇒ $m=16$   (or)   $m=-9$

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