For x = 9 and y = 4, the value of x² + 2xy + y² - 3 is :

1. 172

2. 100

3. 166

4. 169

For x = 5 and y = 3, the value of x² + y² - 2xy + 7 is :

1. 11

2. 169

3. 71

4. 1