Question

Решите уравнение
(4x-3)(4x+3)-(4x-1)^2

Answer 1

(16x²+12x-12x-9)-(16x²+1)=16x²-9+16x²-1= 32x²-10

Answer 2

=16х^2-9-(4х-1)^2 = 16х^2-9-(16х^2-8х+1) = 16х^2-9-16х^2+8х-1 = = -9+8х-1 = -10+8х