how to factorize : 8xcube + 1 + 12xsq. + 6x
Answers
Answered by
9
Answer:
8x³+12x²+6x
2x(4x²+6x+3)
Answered by
9
8x
3
−16x−85=0
⇒8x
3
−16x−125+40=0
⇒(8x
3
−125)−(16x−40)=0
⇒[(2x)
3
−5
3
]−8[2x−5]=0
⇒(2x−5)(4x
2
+25+10x)−8(2x−5)=0
⇒(2x−5){4x
2
+10x+25−8}=0
⇒(2x−5){4x
2
+10x+17}=0
⇒(2x−5)(4x
2
+10x+17)=0
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