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Mathematics
Mckee
29 June, 13:43
Factor the quadratic.
2x^2+5x-12
+2
Answers (
1
)
Xiomara Walsh
29 June, 13:50
0
2
2x
2
+ 5x-12
1 Split the second term in
2
x
2
+
5
x
-
1
2
2x
2
+ 5x-12 into two terms.
2
x
2
+
8
x
-
3
x
-
1
2
2x
2
+ 8x-3x-12
2 Factor out common terms in the first two terms, then in the last two terms.
2
x
(
x
+
4
)
-
3
(
x
+
4
)
2x (x+4) - 3 (x+4)
3 Factor out the common term
x
+
4
x+4.
(
x
+
4
)
(
2
x
-
3
)
(x+4) (2x-3)
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