Question

5m4-3m+7m2+8
$5m {}^{4 } - 3m + 7m + 8$
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Answer 1

Step-by-step explanation:

5m*4-3m+7m+8=0

5m*4+4m+8=0

m(5m³+4)+8=0

m=-8

5m³+4=