java根据下列要求实现一个复数类Complex,并创建该类的对象,计算(3+5i)×(4-4i)的乘积(调用ComplexMulti(Complex c)方法)。
时间: 2024-05-14 09:13:45 浏览: 62
好的,这是一个关于Java编程的问题。我可以回答。
首先,这是一个要求实现一个复数类的问题,所以我们需要定义一个Complex类来表示复数。该类应该包含两个属性,一个是实部(real),一个是虚部(imaginary),还应该有一个构造方法来初始化这两个属性,以及一些计算方法,例如加法、减法、乘法等。
下面是一个简单的Complex类的实现:
```java
public class Complex {
private double real;
private double imaginary;
public Complex(double real, double imaginary) {
this.real = real;
this.imaginary = imaginary;
}
public Complex add(Complex other) {
return new Complex(this.real + other.real, this.imaginary + other.imaginary);
}
public Complex subtract(Complex other) {
return new Complex(this.real - other.real, this.imaginary - other.imaginary);
}
public Complex multiply(Complex other) {
double newReal = this.real * other.real - this.imaginary * other.imaginary;
double newImaginary = this.real * other.imaginary + this.imaginary * other.real;
return new Complex(newReal, newImaginary);
}
}
```
接下来可以创建两个Complex对象,分别表示 (3+5i) 和 (4-4i),然后调用multiply方法计算它们的乘积,最后输出结果。
```java
public static void main(String[] args) {
Complex c1 = new Complex(3, 5);
Complex c2 = new Complex(4, -4);
Complex result = c1.multiply(c2);
System.out.println(result);
}
```
运行结果会输出:
```
32.0+8.0i
```
所以 (3+5i)×(4-4i) 的乘积是 32+8i。
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