Factories using identities of 25m2+30m+9
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1
Answer:
25m ² +30m+9=(5m)² +2×5m×3+3²=(5m+3) ²
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Step-by-step explanation:
- =(5)m^2+30m+3^2
- =(5)m^2+(2*m*3)+3^2
- =a=5m,b=3
=> (5m+3)^2
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