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Mathematics 12 Online
OpenStudy (anonymous):

Please help!

OpenStudy (anonymous):

OpenStudy (unklerhaukus):

\[(x+5)(x-5)=x(x-5)+5(x-5)\]\[\qquad\qquad\qquad=\]

OpenStudy (anonymous):

sum of two numbers times their difference = difference of two squares

OpenStudy (anonymous):

(a + b)(a -b) = a^2 - b^2

OpenStudy (anonymous):

|dw:1354378701293:dw|

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