Sagot :
Answer:
Step-by-step explanation:
2x(9²±1)
2x(9²(±1²))
2x(81×1(
2x(81)
162x
Hey there!
Random: The symbol “±” means plus-or-minus
2x(9^2 ± 1)
= 2x(9^2) ± 2x(1)
= 2x(81) ± 2x(1)
= 162x ± 2x
= 164x or -164x
Therefore, your answer is: 164x or -164x
Good luck on your assignment and enjoy your day!
~Amphitrite1040:)