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  • 04-05-2021
  • Mathematics
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if ab = 4 , and a^2 + b^2 = 17 , find a+b

Respuesta :

Gamerman180
Gamerman180 Gamerman180
  • 04-05-2021

Answer:

5

Step-by-step explanation:

ab=4

4(1)=4

4=4

a2+b2=17

4^2+1^2=17

16+1=17

17=17

a=4 b=1

4+1 = 5

a+b=5

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