x - 2
4x + 20
No
4x(4x^2 + 3x + 1)
4(x^2 + x + 3)
x(4x-2)
2x2 + (5x-4x)2 + (x-x)2 = 2x2 + x2 + 02 = 2x2 + x2 = 3x2
4(x+y)^2
y=xsquared-4x+2
x^2-4x/x^2-6x+8 = x(x-4)/(x-2)(x-4) = x/(x-2)
Dividend: 4x^4 -x^3 +17x^2 +11x +4 Divisor: 4x +3 Quotient: x^3 -x^2 +5x -1 Remainder: 7
(2x-1)(2x-1) = 4x^2 -4x + 1