Simplify:X²+2x–7x²–X–2x² – InterviewSolution

1.

Simplify:X²+2x–7x²–X–2x²

Answer»

QUESTION :-

SIMPLIFY:x²+2x–7x²–x–2x²

Required Answer :-

-8x²+ x

Solution :-

$x²+2x–7x²–x–2x²$

$= {x}^{2} - {7x}^{2} - {2x}^{2} + 2x - x$

$= - 6 {x}^{2} - 2 {x}^{2} + x$

$= - {8x}^{2} + x$

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