If a+b=6 and a.b=12 find the value of a2+b2
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a^2 +b^2
=(a+b)^2 - 2ab
=6^2 - 2×12
=36- 24
=12
Answered by
0
Given , a + b = 6 , ab = 12
since we know that
a^2 + b^2 = ( a + b )^2 - 2ab
therefore ,
a^2 + b^2 = ( 6 )^2 - 2 ( 12 )
= 36 - 24 = 12
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Your Answer : a^2 + b^2 = 12
_______________________________
since we know that
a^2 + b^2 = ( a + b )^2 - 2ab
therefore ,
a^2 + b^2 = ( 6 )^2 - 2 ( 12 )
= 36 - 24 = 12
_______________________________
Your Answer : a^2 + b^2 = 12
_______________________________
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