factorize 8a³-12a²b+6ab²-b³
Answers
Answered by
1
Step-by-step explanation:
8a³ = 2³a³ =(2a)³
-12a²b = 3*4a²*b= 3*(2a)²*(-b)
6ab² = 3*2a*(-b)²
-b3 = (-b)³
8a³-12a²b+6ab²-b³
= (2a)³ -3*(2a²)b+ 3* (2a)*b²-b³
=(2a-b)³
because (a-b)³=a³-3a²b+3ab²-b³
Answered by
0
Answer:
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Step-by-step explanation:
answer is (2a+b)³
bcoz:
(a+b) ³=a³+b³+3a²b+3ab²
if we take:
(2a+b)³=(2a)³+b³+3.(2a)².b. +3.2a.b²
so, 8a³+b³+12a²b+6ab²
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