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(3*x^4+3)/(x^2)
x*y-960;(x+2)*(y-16)-960
5.6;7.2
(x+1)*(x+4)*(-x-2) = 0;x
x
(1.05)^(15)
| 1/2(x-5)=-6 | | (17+x)+x=157 | | 3(c+2)=-9(x-7) | | 3x-2=3(x-1)+2x | | y+4=2(2+1) | | y+4=2(1+1) | | y+4=2(0+1) | | 5x-9=3x+2+x | | y+4=2(-1+1) | | y+4=2(-2+1) | | 64=x^2+12x+36 | | 49=x^2-25 | | 12/15x-1/5=1 | | 8(2n+4)=7(9n+2)+6 | | (-13a+4)(6a-12)-(-4a-2)(-13a+4)=0 | | 20(1400-x)+15x=26000 | | 20(1400-x)+15x=2600 | | (-9x-8)(9x-2)+(7x-7)(-9x-8)=0 | | .25t=6 | | (-10x+4)(7x-14)+(9x+12)(-10x+4)=0 | | 7(3n+5)=6(9n+3)+9 | | 2x+4(2x-4)=-2 | | 2/5t21=15 | | 3x+2+7= | | 10(x^2)-40=0 | | 9x-5+7x+3=180 | | 6x-2(3x-3)=6 | | y-5=b | | -5(2t-4)+3t=2t-6 | | (2/5)/(2/3) | | 10x+1+4=13+12x | | 10x+1-4=13+12x |