Question

5 m cube minus 30 m square + 45 m by 5m with full solution divide

Answer 1

Answer:

solution: 16

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Answer 2

Step-by-step explanation:

{(5m^3)-(30m^2)+(45m)}/(5m=0

{5m(m^2-6m+9)}/{(5m)}=0

m^2-6m+9=0

m^2-3m-3m+9=0

m(m-3)-3(m-3)=0

(m-3)(m-3)=0

m=3 or m=3