if a+b+c=0 and a^2+b^2+c^2=12, then find the value of ab+bc+ca please help me.
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it answer is 0 it hope will help you
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hey mate here is ur ans
concept used is algebraic identity
use the formula >put the value >make ur subject> get ur ans
see the pic for the sol.
hope it helps you
concept used is algebraic identity
use the formula >put the value >make ur subject> get ur ans
see the pic for the sol.
hope it helps you
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