algebra
posted by T .
(36x^360x^287x21)divided by 9x+3

do long division
*******_4x^2__ 8x___7_________________
(9x+3)/ 36x^3  60x^2 87 x 21
********36x^3 + 12x^2
********
************** 72x^2 87 x 21
************** 72x^2 24 x
***************
********************* 63 x 21
********************* 63 x 21
remainder = 0
so 4x^28x7
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