Question

( x - 2) ( x + 2 ) ( x bình + 4 )- ( x bình - 3 ) ( x bình + 3 )

Answer 1

( x - 2) ( x + 2 ) ( x² + 4 ) - ( x² - 3 ) ( x² + 3 )

(x² – 4) (x²+4) – ( x⁴ – 9 )

(x⁴ – 16 ) – ( x⁴ – 9)

(x⁴ – 16 ) + ( – x⁴ + 9) = – 7

I hope I helped you^_^