Using properties of determinants, prove that \\(\\left|\\begin{array}{ccc}a^2+2 a & 2 a+1 &a....

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Using properties of determinants, prove that \\(\\left|\\begin{array}{ccc}a^2+2 a & 2 a+1 & 1 \\\\ 2 a+1 & a+2 & 1 \\\\ 3 & 3 & 1\\end{array}\\right|=(a-1)^3\\). šŸ“²PW App Link - https://bit.ly/YTAI_PWAP šŸŒPW Website - https://www.pw.live



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