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(m-12)(m+5)=0 how do you solve it ?
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(m-12)(m+5)=0
how do you solve it ?

User ThomasRS
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(m-12)(m+5)=0\iff m-12=0\ or\ m+5=0\\\\\boxed{m=12\ or\ m=-5}\\------------------------\\\\x\cdot y=0\ if\ x=0\ or\ y=0
User Dejanualex
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