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Grade: 11
`        For any real numbers x and y ,coax =cosy ,implies =2nπ±y, where n belongs to Z In this solution sinx+y/2=0How x+y/2=nπ?  please explain this steps`
one year ago

## Answers : (2)

Aditya Gupta
1805 Points
```							you are asking how does sin(x+y/2)=0 imply x+y/2=nπ.let  x+y/2=zthen sinz=0 but graph of sinx shows that it is zero if and only if z is an integral multiple of pi.so z= npior  x+y/2=nπ
```
one year ago
manantomar
19 Points
```							 you are asking how does sin(x+y/2)=0 imply x+y/2=nπ.let  x+y/2=zthen sinz=0 but graph of sinx shows that it is zero if and only if z is an integral multiple of pi.so z= npior  x+y/2=nπThis is CORRECT
```
one year ago
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