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Answer for 12r2+25r+12= |
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Answer» 12r²+25r+12=012r²+9r+16r+12=03r(4r+3)+4(4r+3)=0(3r+4) (4r+3)3r=-4. 4r=-3r=-4/3. r=-3/4 R=-4/3 or r=-3/4 |
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