rawdaabdallah rawdaabdallah

01-03-2021
Mathematics

contestada

If x2 + y2=6 , xy = 5 , then (X + y)2?

Respuesta :

ghanami ghanami

01-03-2021

Answer:

(x + y)² =16

Step-by-step explanation:

hello :

(x + y)² = x²+y²+2xy and : x²+y² = 6 xy = 5

(x + y)² = 6+2(5)

(x + y)² =16

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