<span>4x^2y=3
x</span>²y=3/4
6x²y=6*3/4=4,5
4x^4y²=4(x²y)²=4*9/16=9/4=2,25
Раскроем скобки:
x*x - 4 - x*x + 6*x = 0;
6x = 4;
x = 4/6;
x = 2/3;
X⁴-10x³+35x²-50x+24=0
x₁=1
x⁴-10x³+35x²-50x+24 |_x-1
x⁴-x³ | x³-9x²+26x-24
-------
-9x³+35x²
-9x³+9x²
-------------
26x²-50x
26x²-26x
------------
-24x+24
-24x+24
-----------
0
x³-9x²+26x-24=0
x₂=2
x³-9x²+26x-24 |_x-2
x³-2x² | x²-7x+12
--------
-7x²+26x
-7x²+14x
------------
12x-24
12x-24
---------
0
x²-7x+12=0 D=1
x³=3 x₄=4
Ответ: x₁=1 x₂=2 x₃=3 x₄=4.