ε0 = 8.854187817 × 10^(-12) F.m-1

N⋅m^2⋅C−2

1 = 0 ∪ {0} = {} ∪ {0} = {0}

9*10^9

e^2⋅GeV^-1⋅fm^-1

d x ( x n ) = n x n − 1

f′(x)=nxn−1

f(x)=xn f ( x ) = x n

3x^2+12x−23=0

(y^4x^2 + 2xy – y)/(x – 1) = 12

csc^2 x dx = − cot x + C

tan x dx = − ln | cos x| + C

d/dx cot x = − csc 2 x

d/dx ln |x| = 1/x

dy/dx = x^-2 .

y = f(x) = x^p

y = x^11 e^6x

log5(0.2) = –1

lim 1/x = 0.

d/dx (e^ax) = a e^ax

p x^p-1

d/dx [logb(x)] = 1/x 1/ln(b)

y = f(x) = C

y = x^3/2 - 7x^4 +10e^-3x - 5

f′(x)=nxn−1ORddx(xn)=nxn−1

U=Q^2/2C ​

mv dt-dv