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Cursed_Romantic
Lv 6
How do you apply the special product formula to this problem?
25x^2 - 90x + 81
My book shows the special product rules to be (A + B)^2 =A^2 + 2AB +B^2
(A - B)^2 = A^2 -2AB + B^2
(A + B) (A-B) =A^2 -B^2
1 Answer
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