Thread: Help!! hard math questions

what's: x^4 + 64 factored
and what's: (5a^2 - 11a +10)^2 - (4a^2 - 15a +6)^2

show work please ^^

Originally Posted by ~*chibi-ichigo*~

what's: x^4 + 64 factored
and what's: (5a^2 - 11a +10)^2 - (4a^2 - 15a +6)^2

show work please ^^

a difference of two squares

Originally Posted by ~*chibi-ichigo*~

[snip]
what's: (5a^2 - 11a +10)^2 - (4a^2 - 15a +6)^2

Mr F says: Two ways to do it. Easy way - Apply the difference of two squares formula. Hard way - expand and simplify.

show work please ^^

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