Write the following in the form
x
+
a
2
+
b
Question 1:
x
2
+
2
x
−
4
x
+
1
2
−
5
Question 2:
x
2
−
2
x
−
9
x
−
1
2
−
10
Question 3:
x
2
−
8
x
+
6
x
−
4
2
−
10
Question 4:
x
2
−
2
x
+
9
x
−
1
2
+
8
Question 5:
x
2
+
6
x
+
10
x
+
3
2
+
1
Question 6:
x
2
−
2
x
−
9
x
−
1
2
−
10
