Question

Find the polynomial
X square-2x square +5x-8 at x=2

Answer 1

Answer:

x2-5x+8=0

Step-by-step explanation:

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Answer 2

Answer:

${x}^{2} - {2x}^{2} + 5x - 8 = {2}^{2} - {2(2)}^{2} + 5(2) - 8 = 4 - {4}^{2} + 10 - 8 = 4 - 16 + 10 - 8 = 4 - 26 - 8 = - 30$

$answer \: is \: = - 30$