Question

calculatii media aritmetică a numerelor a-3(6-radical5 ) si b= radical 45​

Answer 1

a=3(6-√5)

a=18-3√5

b=√45

b=3√5

mₐ=(a+b)/2

mₐ=(18-3√5+3√5)/2

mₐ=18/2

mₐ=9

Answer 2

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