(2x-1)^2=(2x+3)(2x-3)

Question

(2x-1)^2=(2x+3)(2x-3)

Answer 1

(2x-1)^2=(2x+3)(2x-3) <-- формула разности квадратов<br>4x^2-4x+1=4x^2-9
4x^2-4x+1-4x^2+9=0
-4x+10=0
-4x=-10
x=2,5

Answer 2

(2x-1)^2=(2x+3)(2x-3) => 4x^2-4x+1=4x^2+6x-6x-9 => -4x=-10 => x=2,5