What is the standard form of $y= (25x + 1)(x - 1)$ ?

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Answer 1 · 2016-01-07T18:32:09

$25x^2 - 24x - 1$

to obtain the standard form multiply out brackets :

25x(x - 1 ) + 1(x - 1 ) = $25x^2 - 25x + x - 1$

collect like terms to obtain : $25x^2 - 24x - 1$

What is the standard form of y= (25x + 1)(x - 1) y= (25x + 1)(x - 1) ?