a+b=25 if,a2+b2=225 find a b value
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the answer is ab = 200
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a^2+b^2=225
a plus b whole square equals 25 square
a plus b whole square equals a2 plus b2 plus 2ab which equals 625.
We know a square plus b square equals 225.
2ab is equal to 625-225 which is equal to 400.
ab equal to 400 divided by 2 equal to 200
a plus b whole square equals 25 square
a plus b whole square equals a2 plus b2 plus 2ab which equals 625.
We know a square plus b square equals 225.
2ab is equal to 625-225 which is equal to 400.
ab equal to 400 divided by 2 equal to 200
ishaasanish03:
therefore ab=17*8=136
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