Answer:
=(3x²-2)+(3x²+6x)
=3x²-2+3x²+6x
=6x²+6x-2
∴ None of the choice or i think you typed the equation incorrectly.
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Answers & Comments
Answer:
=(3x²-2)+(3x²+6x)
=3x²-2+3x²+6x
=6x²+6x-2
∴ None of the choice or i think you typed the equation incorrectly.