Random math formulas

$$6\div2(1+2)$$

$$x=\frac{a^2+b^2}{ab+1}$$

$$\sqrt[3]{64}=?$$

$$\zeta(s)=\sum_{n=1}^\infin\frac{1}{n^s}$$

$$4^x+6^x=9^x$$

$$e^{i\pi}+1=0$$

$$\text{Hardest math equation}\ $$

$$\text{(0 percent can answer)} \qquad $$

$$1+1=?$$

$$a^4+b^4=9$$

$$a+b=1$$

$$x=?$$

$$9-3\div\frac{1}{3}+1=$$

$$x=\frac{-b\pm\sqrt{b^2-4ac}}{2a}$$

$$-\sum_{i=1}^{100}(-1)^i{\binom{5!\times5}{4!}}^\frac{1}{2}$$

$$x\binom{1}{\sqrt[x]{x^3}}-\frac{x^{x-2}}{x}=0$$

$$a^x+b^y+c^z$$

$$14\sqrt{x}+15=71$$

$$\zeta(s)=\sum_{n=1}^\infin \frac{1}=\frac{1}{1^8}+\frac{1}{2^8}+\frac{1}{3^8}+ \ldots$$

$$7\times4=?$$

$$\gamma=\lim_{n \to \infty}\Biggl(\sum_{k=1}^n\frac{1}{k}\ -\ \ln n\Biggr)$$

$$=$$|$$equals\ sign$$|$$equality$$|$$5=2+3$$    $$5\ is\ equal\ to\ 2+3$$|

$$\neq$$|$$not\ equals\ sign$$|$$inequality$$|$$5\neq4$$    $$5\ is\ not\ equal\ to\ 4$$|

$$\approx $$|$$approximately\ equal$$|$$approximation$$|$$\sin(0.01)\approx0.01,$$    $$x\approx y\ means\ x\ is\ approximately\ equal\ to\ y$$|

$$>$$|$$strict\ inequality$$|$$greater\ than$$|$$5>4$$    $$5\ is\ greater\ than\ 4$$|

$$<$$|$$strict\ inequality$$|$$less\ than$$|$$4<5$$    $$4\ is\ less\ than\ 5$$

$$\geq$$|$$inequality$$|$$greater\ than\ or\ equal\ to$$|$$5\geq4,$$    $$x\geq y\ means\ x\ is\ greater\ than\ or\ equal\ to\ y$$||

$$\leq$$|$$inequality$$|$$less\ than\ or\ equal\ to$$|$$4\leq5$$    $$x\geq y\ means\ x\ is\ less\ than\ or\ equal\ to\ y$$|

$$$$|$$parentheses$$|$$calculate\ expression\ inside\ first$$|$$2\times(3+5)=16$$|

$$[]$$|$$brackets$$|$$calculate\ expression\ inside\ first$$|$$[(1+2)\times(1+5)]=18$$|

$$+$$|$$plus\ sign$$|$$addition$$|$$1+1=2$$|

$$- $$|$$minus\ sign$$|$$subtraction$$|$$2-1=1$$|

$$\pm$$|$$plus\ -\ minus$$|$$both\ plus\ and\ minus\ operations$$|$$3\pm5=8\ or\ -2$$|

$$\mp$$|$$minus\ -\ plus$$|$$both\ minus\ and\ plus\ operations$$|$$3\mp5=-2\ or\ 8$$|

$$*$$|$$asterisk$$|$$multiplication$$|$$2*3=6$$|

$$\times$$|$$times\ sign$$|$$multiplication$$|$$2\times3=6$$|

$$\cdot$$|$$multiplication\ dot$$|$$multiplication$$|$$2\cdot3=6$$|

$$\div$$|$$division\ sign\ /\ obelus$$|$$division$$|$$6\div2=3$$|

$$/$$|$$division\ slash$$|$$division $$|$$6/2=3$$|

$$\frac{}{}$$|$$horizontal\ line$$|$$division\ /\ fraction$$|$$\frac{6}{2}=3$$|

$$mod$$|$$modulo$$|$$remainder\ calculator$$|$$7\ mod\ 2=1$$|

$$.$$|$$period$$|$$decimal\ point,\ decimal\ separator$$|$$2.56=2+56/100$$|

$$a^b$$|$$power$$|$$exponent$$|$$2^3=8$$|

$$a\ ^\ 5$$|$$caret$$|$$exponent$$|$$2\ ^\ 3=8$$|