Math, asked by roshniwartika, 23 days ago

Chapter - Fundamental Concepts Of Algebra

Q. Refer to picture above.

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Answered by llNidhill

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$\red{\longmapsto3 {x}^{2} - 4x - 2 }\\ \longmapsto3( - 4) {}^{2} - 4( - 4) - 2 \\ \longmapsto3 \times 16 + 16 - 2 \\ \longmapsto 48 + 16 - 2 \\ \longmapsto64 - 2 \\ \longmapsto \color{green}62$

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