X cube plus three x squuare plus three x plus one – InterviewSolution

1.

X cube plus three x squuare plus three x plus one

Answer»

$8x+1$

Step-by-step EXPLANATION:

= $x^3+x^2+3x+1$

= $x*x*x+x*x+3x+1$

= $3x+3x+2x+1$

= $8x+1$

HOPE its clear

Thank You.......................

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