5) (x– 5)(x – 1)= (x – 1)(x – 2)6) 6(х - 3)(х — 4) - 6х(х — 2) = 47)-(x + 3)(x – 4) + (x + 1)(x – 1) = 108) (2x – 1)(x – 2) – (x + 3)(2x – 7) =39) (х - 5)(4 — х) — (х — 1)(х + 3) = -2x^210 (4x + 1)(x – 3) - (x- 7)(4x – 1)=1511) (x + 1)(x² – x + 1) – x(x² – 3) = 412) (x – 3)(x² + 3x+9)+ x(5 – x²?) = 6x13) (3x – 5)(x + 1)– (3x – 1)(x+ 1)=x - 414) 5(x – 3)(x – 7)– (5x+ 1)(x – 2)=...
Đọc tiếp
5) (x– 5)(x – 1)= (x – 1)(x – 2)
6) 6(х - 3)(х — 4) - 6х(х — 2) = 4
7)-(x + 3)(x – 4) + (x + 1)(x – 1) = 10
8) (2x – 1)(x – 2) – (x + 3)(2x – 7) =3
9) (х - 5)(4 — х) — (х — 1)(х + 3) = -2x^2
10 (4x + 1)(x – 3) - (x- 7)(4x – 1)=15
11) (x + 1)(x² – x + 1) – x(x² – 3) = 4
12) (x – 3)(x² + 3x+9)+ x(5 – x²?) = 6x
13) (3x – 5)(x + 1)– (3x – 1)(x+ 1)=x - 4
14) 5(x – 3)(x – 7)– (5x+ 1)(x – 2)= 8
minh ko biết toán lớp 8 mik lớp 4 mà giải hộ mik với :(
68 x 5 + 68 x 5, 444 + 556 + 6825 + 2175
12 739 - (7000 - 739)
ko biết