B.Sc. CSIT 1st Semester C Programming

Write a function to add, subtract, multiply, and divide two complex numbers (x +iy) and (c + id). in C

Write a function to add, subtract, multiply, and divide two complex numbers (x +iy) and (c + id). in C

typedef struct {
double real;
double imaginary;
} Complex;

Complex addComplex(Complex a, Complex b) {
Complex result;
result.real = a.real + b.real;
result.imaginary = a.imaginary + b.imaginary;
return result;
}

Complex subtractComplex(Complex a, Complex b) {
Complex result;
result.real = a.real – b.real;
result.imaginary = a.imaginary – b.imaginary;
return result;
}

Complex multiplyComplex(Complex a, Complex b) {
Complex result;
result.real = (a.real * b.real) – (a.imaginary * b.imaginary);
result.imaginary = (a.real * b.imaginary) + (a.imaginary * b.real);
return result;
}

Complex divideComplex(Complex a, Complex b) {
Complex result;
double denominator = (b.real * b.real) + (b.imaginary * b.imaginary);
result.real = ((a.real * b.real) + (a.imaginary * b.imaginary)) / denominator;
result.imaginary = ((a.imaginary * b.real) – (a.real * b.imaginary)) / denominator;
return result;
}

void printComplex(Complex num) {
printf(“%.2f + %.2fi\n”, num.real, num.imaginary);
}

int main() {
Complex x = {3.0, 4.0};
Complex y = {2.0, -1.0};
Complex c = {1.5, 2.5};
Complex d = {0.5, -1.5};

Complex addition = addComplex(x, y);
Complex subtraction = subtractComplex(x, y);
Complex multiplication = multiplyComplex(x, y);
Complex division = divideComplex(c, d);

printf("Addition: ");
printComplex(addition);

printf("Subtraction: ");
printComplex(subtraction);

printf("Multiplication: ");
printComplex(multiplication);

printf("Division: ");
printComplex(division);

return 0;

}

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