Factorise : 1 - 8a^3
Answers
Answered by
4
Answer:
(1-2a)(1+2a+4a^2)
Step-by-step explanation:
1−8a 3
Using, a 3 −b 3
=(a−b)(a 2 +ab+b 2 ) =(1)
3 −(2a) 3
=(1−2a)[(1 2 )+1×2a+(2a) 2 ]
=(1−2a)(1+2a+4a 2 )
Answered by
0
Answer
1−8a
3
Using, a
3
−b
3
=(a−b)(a
2
+ab+b
2
)
=(1)
3
−(2a)
3
=(1−2a)[(1
2
)+1×2a+(2a)
2
]
=(1−2a)(1+2a+4a
2
)
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