integral of e^x (sinx +cosx)= e^x sin x + c
Answer:
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Nick = n
Ray = r
n=3r-30
n+r=74
3r-30+r=74
4r-30=74
4r=104
r=26
n=26*3-30
n=78-30
n=48
Nick is 48 years old and Ray is 26 years old
Hope this helps.
Answer: add 3
Step-by-step explanation:
