b
Step-by-step explanation:
Answer is B.904.78
Hope this helps
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27/4x^6 y^8
step-by-step explanation:
4(3x^2y^4)^3 (2x^3y^5)^4
=
108x^6 y^12 /16x^12 y^20
108 /16x^6 y^8
27 /4x^6 y^8