Question

A squared plus 12 AB plus 11 B squared

Answer 1

Answer:

If ab=12 and a2+b2=25 then,

(a+b)2=a2+b2+2ab

a+b=√25+24

a+b=√49

a+b=7

Step-by-step explanation:

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Answer 2

Answer:

ab=12 and a2+b2=25  

(a+b)2=a2+b2+2ab

a+b=√25+24

a+b=√49

a+b=7

Step-by-step explanation:

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