Unit 10.Classification of the elementary functions

functions

reading

rational integral

4

y equals the sum of a (sub) K, x of the

y = ∑axk

functions

k =ak

power of k, taken k equal to zero to k equal

4

rational fractional

y =

7 + x

y equal the fraction with the numerator 7

functions

2 + x2

plus x and the denominator 2 minus x

squared

irrational

y = − z 2 − x2

y equals the negative square root of the

functions

difference z squared minus x squared

exponential

y = ln x

y equals “l” “n” “x”

functions

trigonometric

Y=sin x

y equals the sine of x

functions

Y=cos x

y equals the cosine of x

Y=tg x

y equals the tangent of x

Y=ctg x

y equals the cotangent of x

Y=sec x

y equals the secant of x

Y=csc x

y equals the cosecant of x

antitrigonometric

y = sin −1 x

y equals: the inverse sine of x,

functions; or:

or: the arcsine of x

inverse

or: the angle whose sine is x

trigonometric

functions

rational integral function

[`rxSqnl

`IntIgrql

рациональная

`fANkSqn]

интегральная функция

rational fractional

[`rxSqnl

`frxkSqnl

рациональная дробная

functions

`fANkSqn]

функция

irrational function

[I`rxSqnl

`fANkSqn]

иррациональная

exponential function

[`ekspou`nenSql

функция

показательная функция

`fANkSqn]

trigonometric function

[ ` trIgqnq`metrikc c

тригонометрическая

`fANkSqn]

функция

antitrigonometric

[` xntI`trIgqnq`metrikc c

обратная

function

`fANkSqn]

тригонометрическая

the sine

[saIn]

функция

синус

the cosine

[`kousain]

косинус

the tangent

[`txnGqnt]

тангенс

the cotangent

[`kou`txnGqnt]

котангенс

the secant

[`sJkqnt]

секанс

the cosecant

[`kousJkqnt]

косеканс

the arc sine

[`Rk`sain]

арксинус

the arc cosine

[`Rk`kousain]

арккосинус

the angle

[`xNgl]

угол

the inverse

[`In`vWs]

обратный,

противоположный,

инверсный