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Mathematics
Mathematics
Problem
Factorise:
12
(
x
2
+
7
)
2
−
8
(
x
2
+
7
)
(
2
x
−
1
)
−
15
(
2
x
−
1
)
2
12(x^2+7)^2 - 8(x^2+7)(2x-1) - 15(2x-1)^2
12
(
x
2
+
7
)
2
−
8
(
x
2
+
7
)
(
2
x
−
1
)
−
15
(
2
x
−
1
)
2
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