Cho 2 đường thẳng d1: 3x-y-3=0 và d2: x+y = 0. Phép đối xứng tâm I biến d1 thành d1': 3x-y+1 = 0 và biến d2 thành d2': x+y-6 = 0 là gì ?

How do you say i have 3 family member’s in chinese? i’m a beginner.

If an author wanted to write a book that showed me the humor and the tragedy of life in a distant county he or she would likely write a

Subject; language arts; which shows explicitly that jean wished she could live in america? ; options: .1 jean saying she lives on the wrong side of the globe .2 jean thinking it isn't fair that she could never be president 3. jean stating she wished she lived with her grandmother in america 4.jean wishing she went to school with other americans