Answer:
line of symmetry , x = 3
Step-by-step explanation:
Standard form of quadratic equation is y = ax^2 + bx + c, where a, b, and c equal all real numbers. You can use the formula x = -b / 2a to find the line of symmetry.

a = 1, b = -6, c = -16
Line of symmetry is ,

1. 21/4 , you can use a calculator it’s way easier because your doing times
The hour hand is 30 mm hope this is right
That one correct so yes um cause the app said answer must be above 20 characters
Answer:
348
Step-by-step explanation: