Question

please tell me correct ans
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Answer 1

Answer:

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Step-by-step explanation:

i) For x = -7

${x}^{2} + 5x + 20 \\ \\ ( - 7) {}^{2} + 5( - 7) + 20 \\ \\ 49 - 35 + 20 \\ \\ 14 + 20 \\ \\ 34$