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Mathematics
Mathematics
Problem
Identify the trinomial that is a perfect square expression. a)
x
2
+
12
x
+
49
x^2 + 12x + 49
x
2
+
12
x
+
49
b)
x
2
+
10
x
+
20
x^2 + 10x + 20
x
2
+
10
x
+
20
c)
x
2
+
12
x
+
36
x^2 + 12x + 36
x
2
+
12
x
+
36
d)
x
2
−
8
x
+
15
x^2 - 8x + 15
x
2
−
8
x
+
15
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