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x in (-oo:+oo)
(1/4)*a-1 < o // - o
(1/4)*a-o-1 < 0
1/4*a-o-1 < 0
x należy do R
x in (-oo:+oo)
(-oo:+oo)
| lnx+ln(12-x)=35 | | 4-2+3= | | (y+21+6)=5*(y+6) | | (12√14)/(2√7) | | (x+8)(x+8)=12 | | (x+6)=5*(x-21+6) | | 5c-2(c-6)=2+4c | | 5(x=3)/4=4x-4 | | -3+9+5x=-17 | | x=-log(1/10000) | | 3x-7x=-4 | | 3x-7x=1-4 | | r/5-8=r/10 | | [7-(5x+4)]-8x= | | 3(x+15)=4x-28 | | 7/z=3/8 | | 4-3=0.015625 | | x-5+x-11=100 | | 2x+0.4y=0.4 | | y-43=68 | | 88-3x=2x+3 | | (-18x^7v^6-13x^7v^3)/(2x^4v^5) | | (4x+2)(4x-2)= | | 16+6y=17 | | 7/9y=7 | | (4x+11)(4x+11)= | | 2x+4forx=3 | | 4z/z=3. | | -2x+12=10 | | 3(y+s)squared=75 | | 9z+40=121 | | 3y-5=-5y+11 |