How to solve sin,ten,cos,log... b

Question

for ex
int a,b,c
c=a+b
d=sin(c)
how to get value of sin
please sent me right prossec to solve
above ?

Answer 1

#include <math.h>

Answer 2

#include <math.h>

including the math header file will give you access to special maths functions/methods supported in c++

Answer 3

that's right ☝☝☝