Answer:
(i) a = 2
b = -1
c = -1
(ii) x= 1
Explanation:
Step 1: Factorise
Step 2: Use the complete square method.
Step 3: Have it to
Line of symmetry:
To find line of symmetry, we use -b/2a formula.
Based from :
a=2, b=-4
-b/2a = -(-4)/2(2) = 1
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