7th Class
Mathematics
Sample Paper
Mathematics Sample Paper-7
question_answer
If \[{{\mathbf{a}}^{\mathbf{2}}}+{{\mathbf{b}}^{\mathbf{2}}}+{{\mathbf{c}}^{\mathbf{2}}}=\mathbf{96}\] and \[\mathbf{ab}+\mathbf{be}+\mathbf{ca}=\mathbf{50}\], then find the value of\[~\mathbf{a}+\mathbf{b}+\mathbf{c}.\]