Question

please help me and it's very urgent​

Answer 1

Answer:

9x^6 + 19x² + 2

Step-by-step explanation:

Using identity - (x+a)(x+b) = x² + (a+b)x + (ab)

(3x³)² + (1/3+6)3x³ + (1/3*6)

9x^6 + (19/3)3x³ + 2

9x^6 + 19x² + 2

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Answer 2

the answer is given in the attachment above