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Mathematics 7 Online
OpenStudy (anonymous):

Find the product of (x + 5)(x − 5). Is the answer x^2+25? @eSpeX

OpenStudy (anonymous):

yeah

OpenStudy (anonymous):

Thanks!

OpenStudy (anonymous):

oh wait no -25

OpenStudy (foreverandalways13):

wait i dont think so...

OpenStudy (foreverandalways13):

nevermind...

OpenStudy (anonymous):

its just x^2-25

OpenStudy (anonymous):

1. 5 * X = 5x and 5 * -5 = -25. 2. Your left with this (X)(5x - 25) 3. 5x * 1x = 5x - 25.

OpenStudy (foreverandalways13):

yeah...sorry did something wrong at first:)

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