E = mc²
2*π*r
A=w×h
A=b×h2
A=πr×s
V=πr²×h
a²+b²=c²
v = u + at
y=mx+b
a^m×b^m=(a×b)^m
2πr
(au)'=u'×au×lna
(sinu)'=u'×cos u
A∪E=E
z=a+bi
(a+bi)−(c+di)=(a−c)+(b−d)i
F+V=E+2
v^2 = u^2 + 2as
D=M/V
μ=F/N
sin(a+b)=sina×cosb+sinb×cosa
ΣiVi = 0
sin(a−b)=sina×cosb−sinb×cosa
a^m×b^m=(a×b)^m