If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4a^4-64=0
We do not support eapression: a^4
| 2/5(3x+2)=8 | | A=(3x-12)° | | 3.1x-6=7.02 | | 0.9/x+1=0.26 | | 3=1/4+p | | (x+5)^=81 | | 52/91=44/14+7x | | (x-3)^-49=0 | | 2x^=6 | | 1-6x=6x-47 | | 2{4+k}-11=15 | | 1x-4x=16 | | 10d=–7+9d | | 8/9=48/n | | (4x+8)=5/2(x+8) | | 25x+x^2=221 | | -x/7=1 | | -5(2y-3)=8 | | 6x-7=8x-7-2x | | 36000=4.5x-3x | | 12x+9=3(4x+1)+6 | | -2(4-7)=6+20x-9 | | 2x+3/x+4=x/x-2 | | 22.5=10x-7.5 | | -2(4-7)=6+20x=9 | | 9x-4+-6=180 | | 45=1/3a(5) | | 6+11=-(6x+5) | | 5000=3.49x-2.16x | | 8t-14=34 | | X^2+4x=(2x+3)(x-2) | | y=1-(-3) |