how do you factorise x2-12x+20
Answers
Answered by
0
Answer:
(
x
+
2
)
(
x
+
10
)
Explanation:
x
2
+
12
x
+
20
first of all we'll devide the midddle term in two parts such that their sum =12x and their product =
20
x
2
x
2
+
10
x
+
2
x
+
20
x
(
x
+
10
)
+
2
(
x
+
10
(
x
+
2
)
(
x
+
10
)
Answered by
0
Answer:
X2-10x-2x+20
X(x-10)-2(x-10)
(X-10) (x-2)
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