(14×15×48)÷(7×3×16)2025-01-12

∫dx/(√x+4√x)2025-01-12

(a∨b)∧(c∨d)2025-01-12

∠b-∠a=∠c-∠b2025-01-12

20°+30°+40°=90°2025-01-12

(p∨q)∧(q∧r)2025-01-12

∠1+∠2+∠3=220°2025-01-12

a²+c²=b²+√2ac2025-01-12

2000×1999-1999×1998+1998×1997-1997×19962025-01-12

(14×15×48)÷(7×3×16)2025-01-12

∫dx/(√x+4√x)2025-01-12

(a∨b)∧(c∨d)2025-01-12

∠b-∠a=∠c-∠b2025-01-12

20°+30°+40°=90°2025-01-12

(p∨q)∧(q∧r)2025-01-12

∠1+∠2+∠3=220°2025-01-12

a²+c²=b²+√2ac2025-01-12

2000×1999-1999×1998+1998×1997-1997×19962025-01-12

(14×15×48)÷(7×3×16)2025-01-12

∫dx/(√x+4√x)2025-01-12

(a∨b)∧(c∨d)2025-01-12

∠b-∠a=∠c-∠b2025-01-12

20°+30°+40°=90°2025-01-12

(p∨q)∧(q∧r)2025-01-12

∠1+∠2+∠3=220°2025-01-12

a²+c²=b²+√2ac2025-01-12

2000×1999-1999×1998+1998×1997-1997×19962025-01-12