Answer:

Step-by-step explanation:

Add
to both sides

Divide both sides by 11

Answer:
225
Step-by-step explanation:
Answer:
(b) It is symmetrical about 
Step-by-step explanation:
Given

See attachment for options
Required
True statement about the graph
First, we check the line of symmetric

Expand

Open bracket


A quadratic equation
has the following line of symmetry

By comparison, the equation becomes:



Hence, the line of symmetry is at: 
(b) is true.