if 2(a^2 +b^2)=(a+b)^2, then
(a)a+b=0
(b)a=b
(c)2a=b
(d)ab=0
Answers
Answered by
1
Answer:
( b ) a= b
Step-by-step explanation:
2( a^2+b^2)= (a+b)^2
2a^2+2b^2= a^2+b^2+2ab
a^2+ b^2=2ab
a^2+b^2-2ab= 0
(a-b)^2= 0
(a-b)=0
a= b
Answered by
7
Answer:
( b ) a= b
Step-by-step explanation:
2( a^2+b^2)= (a+b)^2
2a^2+2b^2= a^2+b^2+2ab
a^2+ b^2=2ab
a^2+b^2-2ab= 0
(a-b)^2= 0
(a-b)=0
a= b
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