please solve the give sums
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3- a+b=7
(a+b)²=7²
a²+b²+2(ab)=49
a²+b²+2(12)=49
a²+b²=49-24=25
4-- a-b=5
(a-b)²=25
a²+b²=25+2(ab)
a²+b²=25+24=49
is this enough
find the mistake
this is such a dead easy prob man
(a+b)²=7²
a²+b²+2(ab)=49
a²+b²+2(12)=49
a²+b²=49-24=25
4-- a-b=5
(a-b)²=25
a²+b²=25+2(ab)
a²+b²=25+24=49
is this enough
find the mistake
this is such a dead easy prob man
karthik40:
sooty its my miatake i just used the wrong formulae
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