abp =( 3a + b )whole square -( 3a-b) whole square
nipundhochak:
what we have to find in it?
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Answer:
p=12
Step-by-step explanation:
abp=9a²+b²+6ab-[9a²+b²-6ab]
abp=9a²+b²+6ab-9a²-b²+6ab
p=6ab+6ab/ab
p=12ab/ab
p=12
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