Question

Add x2 + 5x + 3 and 2x2 - 4x - 7 ​

Answer 1

Answer:

$\mathtt { x²+x-4}$.

Step-by-step explanation:

${x}^{2} + 5x + 3 \\ + 2 {x}^{2} - 4x - 7 \: \: \: \: \: \\ \implies \: 3 {x}^{2} + x - 4 \: \: \: \: \: \: \: \: \: \: \: \: \:$

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