Espaços nominais
Variantes
Acções

sqrt

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< c‎ | numeric‎ | math

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C
 
Numéricos
 
Funções matemáticas comuns
Funções
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Functions
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Operações básicas
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Basic operations
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Funções exponenciais
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Exponential functions
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Funções de poder
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Power functions
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sqrt
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Funções trigonométricas e hiperbólicas
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Trigonometric and hyperbolic functions
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Erro e funções gamma
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Error and gamma functions
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Número inteiro mais próximo de operações de ponto flutuante
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Nearest integer floating point operations
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Flutuando funções de manipulação de pontos
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Floating point manipulation functions
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Classificação
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Classification
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Constantes de macros
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Macro constants
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Definido no cabeçalho <math.h>
float       sqrtf( float arg );
double      sqrt( double arg );
long double sqrtl( long double arg );
Calcula a raiz quadrada de arg.
Original:
Computes square root of arg.
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[editar] Parâmetros

arg -
ponto flutuante ou valor inteiro
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floating point or integer value
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[editar] Valor de retorno

Raiz quadrada de arg.
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Square root of arg.
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Erro de domínio ocorre se arg é negativo. NAN é devolvido em caso.
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Domain error occurs if arg is negative. NAN is returned in that case.
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[editar] Veja também

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Calcula a raiz cúbica (3√x)
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computes cubic root (3√x)
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(função) [edit]
levanta uma série para o poder dado (xy)
Original:
raises a number to the given power (xy)
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(função) [edit]
C++ documentation for sqrt
Obtida de "https://pt.cppreference.com/mwiki/index.php?title=c/numeric/math/sqrt&oldid=19730"