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(2x+5)(-mx+9)=0


In the equation above, m is a constant. If the equation has the solutions x=-5/2 and x=3/2, what is the value of m

Answer :

(2(3/2)+5)(-m(3/2)+9)=0
(3+5)(-(3/2)m+9)=0
(8)(-(3/2)m+9)=0
-12m+72=0
-12m=-72
M=6

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