Question

px = 2x3 + 9x2 _ 11x _ 30 g x = x+5​

Answer 1

Step-by-step explanation:

$2 {x}^{3} + 9 {x}^{2} - 11x - 30$

$2( - 5) {}^{3} + 9( - 5) {}^{2} - 11( - 5) - 30$

$- 125 + 225 + 55 - 30$

$125$

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