Ax^2 + 4ax + 4a = a( x^2 + 4x + 4 ) = a( x + 2 )^2
4х^5y^2-4x^6y^4+8x^3y=4x^3y(x^2y-x^3y^3+2)
x<0
x<2-x max(x;2-x)=2-x
min(3x;1+2x)=3x
2-x=3x 2=4x x=1/2
0<x<1 3x-1-2x=x-1<0 min(3x;1+2x)=3x
x-2+x=2x-2=2(x-1)<0
max(x;2-x)=2-x
<u>x=1/2</u>
<u>
</u>
x>1 max(x;2-x)=x
min(3x;1+2x)=1+2x
x=1+2x x=-1
<u>
</u>
M²+2xy-x²-y² = x²-2xy+y²-m² = (x-y)² - m² = (x-y-m)(x-y+m)
<span>62,93 + (12,5 - 7,6 + 3,21) : 0,1 = 71,04 : 0,1 =71,4</span>