Question

plzzz tell me the answer​

Answer 1

Step-by-step explanation:

(x-3)(x+3)(x^2+9)

(x^2+3x-3x-9)(x^2+9)

x^4+9x^2-9x^2-81

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Answer 2

Answer:

x^4-81

Step-by-step explanation:

from the formula a^2-b^2=(a+b)(a-b)

(x-3)(x+3)(x^2+9)

(x^2-9)(x^2+9)

x^4-81

hope it helps u

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