If a²- b²= 9 and b*a=3 so how mush b+a !?
Answers
Answered by
1
Step-by-step explanation:
We know that,
(a+b)²=a²+b²+2ab
Put the given values in it!
(a+b)²=9+2(4)
(a+b)³=9×8
(a+b)²=72
(a+b)=±√72 ( required answer )
Answered by
0
Answer:
(a+b)=±√72
Step-by-step explanation:
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