find the value of M so the quadratic equation be mx(x-7)+49
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may this will be helpful to you
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Step-by-step explanation:
mx<x-7>+49=0
mx²-7mx+49=0
a=m b=-7m c=49
D=b²-4ac
=<-7m>²-4<m><49>=0
=49m²-196m=0
=7m<7m-28>=0
=7m-28=0
=7m=28
m=28/7
m=4
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