Đề kiểm tra giữa kỳ 1 Toán 8 năm 2025 — Trường THCS Đa Phước, TP HCM

$\displaystyle -3xy$

$\displaystyle 6xyt$

$\displaystyle 5yzt$

$\displaystyle 4x^2y$

$\displaystyle -102x^2t$

$\displaystyle \frac{1}{2x}$

$\displaystyle x$

$\displaystyle \frac{5}{2}$

$\displaystyle (a - b)^2$

$\displaystyle (a + b)^2$

$\displaystyle a^2 - b^2$

$\displaystyle a^2 + b^2$

$\displaystyle 3(x - 4y)$

$\displaystyle 3(x + 4y)$

$\displaystyle 4x(3 - y)$

$\displaystyle x(3 + y)$

$\displaystyle (2x + y)^3$

$\displaystyle (2x - y)^3$

$\displaystyle (3x - y)^3$

$\displaystyle (8x + y)^3$

$\displaystyle SM$

$\displaystyle SA$

$\displaystyle SN$

$\displaystyle SH$

$\displaystyle 120~\mathrm{cm}^3$

$\displaystyle 35~\mathrm{cm}^3$

$\displaystyle 100~\mathrm{cm}^3$

$\displaystyle 37,5~\mathrm{cm}^3$

$\displaystyle V = 12~\mathrm{cm}^3$

$\displaystyle V = 10~\mathrm{cm}^3$

$\displaystyle V = 9~\mathrm{cm}^3$

$\displaystyle V = 15~\mathrm{cm}^3$