C Function Sinh

📅 2026-06-14 | 📂 C

## C Library function – sinh() **Description** `sinh()` The function returns the hyperbolic sine of Parameter. **Header file** ```c #include

**Syntax**

```c
double sinh(double x);

**Parameter**

- `x`：A floating-point value.

**Return Value**

The function returns `x` The hyperbolic sine value, which is `(e^x - e^-x)/2`。

**Instance**

```c
#include 
#include int main()
{
    double x = 5.0;
    double ret;

    ret = sinh(x);
    printf("sinh(%.2f) = %.6fn", x, ret);

    return(0);
}

**Output result**

sinh(5.00) = 74.203211

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