Using properties of determinants, show that\\[\\left|\\begin{array}{ccc}3 a & -a+b & -a+....
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Using properties of determinants, show that\\[\\left|\\begin{array}{ccc}3 a & -a+b & -a+c \\\\-b+a & 3 b & -b+c \\\\-c+a & -c+b & 3 c\\end{array}\\right|=3(a+b+c)(a b+b c+c a)\\] 📲 PW App Link - https://bit.ly/YTAI_PWAP 🌐 PW Website - https://www.pw.live/