(3a-2b)(9a^2+6ab+4b^2)-(2a+3b)(4a^2-6ab+9b^2)
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4
(3a)^3-(2b)^3 - [(2a)^3+(3b)^3]
=27a^3-8b^3 -8a^3 -27b^3
=19a^3 -35b^3
=27a^3-8b^3 -8a^3 -27b^3
=19a^3 -35b^3
Answered by
0
Answer:
3a
2
+5ab−4b
2
3, a, squared, plus, 5, a, b, minus, 4, b, squared from 8a^2-6ab+4b^28a
2
−6ab+4b
Step-by-step explanation:
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