Mathematical Symbols

Mathematical symbols and formulae	English variant	Russian variant
2^3	two cubed	два в кубе
6^2	six squared	шесть квадрат
7^5	seven to the fifth power, or seven to the fifth	семь в пятой степени
√ 25	the square root of twenty-five, or twenty-five to the one half power
	the cube root of twenty-seven
	the eighth root of thirty-two
a ^2+ b ^2= c ^2	a squared plus b squared equals c squared (The Pythagorean Theorem)
	one half
	two thirds
	five eighths
	1) the quantity x squared plus three (pause) divided by x; 2) x squared plus three (pause) all over x
±∞	plus/minus infinity
sin^2 x	sine squared of x
sin(x ^2)	sine of x squared
(sin x)^2	1) sine of x (pause) quantity squared, 2) sine of x all squared
arcsin (2 π)	arcsine of two pi
; tan ^– 1 x	inverse tangent of x
log29	1) log base two of nine; 2) logarithm base two of nine; 3) log nine base two
ln 2	1) natural log of two; 2) natural logarithm of 2; 3) log base e of 2, or “LN” of two
e^x	1) e to the x; 2) the exponential function
f (x)	f of x
	f inverse of x
f ́	1) f prime; f dashed 2)the derivative of f; 3)the first derivative of f	1) f штрих; 2) производная от f; 3) первая производная от f
f́ ́ (x)	1) f prime of x; 2) the derivative of f with respect to x; 3) the first derivative of f with respect to x
f́ ́́́ ́ (x)	1) the second derivative of f with respect to x
	1) “DFDX”; 2) df by dx 3) the derivative of f with respect to x; 4) the first derivative of f with respect to x
	1) “D” squared “FDX” squared; 2) the second derivative of f with respect to x
y = (x − 2)^(x +1)	y equals the quantity x minus two (pause) all raised to the quantity x plus one
f (z) = (7 + z)^1/z	f of z equals the quantity seven plus z raised to the one over z power
	1)the sum from i equals one to infinity of x to the i; 2) the sum of the quantity x to the i, for i equals one to infinity.
	1) sum k equals 1 to n of ; 2) sum for k (running) from 1 to n of ; 3) summation k from 1 to n of .
	1) the limit as x goes to infinity of x over sine x; 2) the limit as x tends to infinity of x divided by sine x.
	1) (the) limit of f(x) as x tends/goes to a; 2) (the) limit of f of x as x tends/goes to a.
	1) the limit as n goes to infinity, of the sum from i equals one to n, of two i over n times two over n; 2) the limit as n goes to infinity, of the sum of the quantity two i over n times two over n, for i equals one to n
log (x), log ax	1) logarithm of x; 2) logarithm in base a of x.
exp (x),e^x	1) exponential of x; 2) e to the x.
	five choose two

Дата добавления: 2015-10-26