25x2 - 24x + 4 tại x=5

asked Nov 3, 2022 144k views

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5 votes

509

$25x^2 -24x +4 \text{ when } x = 5$

$25x^2 -24x +4 \\ 25(5)^2 -24(5) +4 \\ 25(25) -24(5) +4 \\ 625 -120 +4 \\ 509$

Agiro answered Nov 7, 2022

by Agiro

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