1) (3x-2)²+(4x-1)(4x+1)=(5x-1)²
9x²-12x+4+16x²-1=25x²-10x+1
25x²-12x+3=25x²-10x+1
-12x+10x=1-3
-2x=-2
x=1
1) (3x-2)²+(4x-1)(4x+1)=(5x-1)²
9x²-12x+4+16x²-1=25x²-10x+1
25x²-12x+3=25x²-10x+1
-12x+10x=1-3
-2x=-2
x=1