Answer:
[tex]2x^4–5x^3+x^2+3x+2=[/tex]
[tex]2 \times 5^4–5 \times 5^3+5^2+3 \times 5+2[/tex]
= 2 × 625 – 5 × 125 + 25 + 3 × 5 + 2
=1250 – 625 + 25 + 15 +2
= 1292 – 625
= 667
