simplify(a+2b+3c)^2-(a-2b-3c)^2-6bc-abc
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Hello Dear Shurti
Your answer
(a+2b+3c)²-(a-2b-3c)²-6bc-abc
= a²+(2b)²+(3c)²-a²+(2b)²+(3c)²-6bc-abc
= a²-a²+4b²+4b²+9c²+9c²-6bc-abc
= 8b²+18c²-6bc-abc ans.✅✅
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Your answer
(a+2b+3c)²-(a-2b-3c)²-6bc-abc
= a²+(2b)²+(3c)²-a²+(2b)²+(3c)²-6bc-abc
= a²-a²+4b²+4b²+9c²+9c²-6bc-abc
= 8b²+18c²-6bc-abc ans.✅✅
If it helps you mark me as a brainlist
Thanks
❤️❤️
Answered by
0
Answer:
(2b+3c)(4a-3b)
Step-by-step explanation:
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