If it's not what You are looking for type in the equation solver your own equation and let us solve it.
f(3)=8f(1)=2
We move all terms to the left:
f(3)-(8f(1))=0
determiningTheFunctionDomain f3-8f1=0
We add all the numbers together, and all the variables
f^3-8f=0
We do not support efpression: f^3
| 4-2x+6x=20 | | L=2w+2 | | √(y+1)=4 | | 6(-3x+2)=-168 | | 7x=`05 | | -12+x=-5x-×22 | | 4x-10=x17 | | -5y-25=−40 | | 2/3x-5/8=-5/12+1/4 | | 8x+4x7=52 | | 4X7+8y=52 | | F(1)=4f(0)=6 | | 1/2x+1/4x=9 | | 4a+3a-4=10 | | Y=-2x+5(1,2) | | 28/7=10/c | | 6x+4-7x=-5 | | 2x+4-7x=-46 | | 13x-8x=17+8 | | 2x+10+5x=24 | | 5x+3=-2x+59 | | 7y-3y=23+9 | | m+1=4m+34 | | 5z+7z=48 | | 6x-25=3x+23 | | 20=4x-9x | | -1=d/6-3 | | 15=q+20 | | T/2+2+t/3-3-t=5t/6+11t/12 | | q+35/10=6 | | -1=z/2 | | 3=r/5+3 |