1)(x+6)(x-6)>0
x=-6 u x=6
<u>------</u> -6 ----- 6 <u>-----</u>>x
xE(-беск;-6)U(6;беск)
2)(x-1/3)(x-1/5)<=0
x=1/3 u x=1/5
----- <u>1/5 ----- 1/3</u> ---->x
xE[1/5;1/3]
3)(x+0,1)(x+6,3)>=0
x=-0,1 u x=-6,3
<u>---- -6,3</u> ---- <u>-0,1 ----</u>>x
xE(-беск;-6,3]U[-0,1;беск)
<span>1) 0,216с^9x^6 = (0,6с</span>³х²<span>)</span>³<span>
2) -0,512b^33 m^24 = (-0,8b</span>¹¹m⁸<span>)</span>³
<span>6х+1 дробь 4х^2 -1 = 6х+1 дробь (2х-1) *(2х+1)</span>
Хв=-b/2a=1/4
Yв=2*(1/4)²-1/4-3=1/8-1/4-3=-1/8-3=-3 1/8
(1/4;-3 1/8)-вершина
2x(3+8x)-(4x-3)(4x+3)=1,5x
6x+16x²-16x²+9-1,5x=0
4,5x=-9
x=-2