If (a + b + c)2 = ab + bc + ca then find the exact value of 2a + 3b + 4c.
Answer:
answer it by yourself
Step-by-step explanation:
bhdjjsjdjdhdjjdkdjdnjdjdjdj
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Answer:
answer it by yourself
Step-by-step explanation:
bhdjjsjdjdhdjjdkdjdnjdjdjdj