Question

Dau coroană!!!!!!!!!

Answer 1

Răspuns:

4x+8/3 = 48/x+2

(4x + 8) × (x + 2) = 48 × 3

4 × (x + 2) × (x + 2) = 144

4 × (x + 2)² = 144

x + 2² = 144 : 4

x + 2² = 36

x + 2 = +- 6

-- -- -- -- --

x + 2 = -6

x + 2 = 6

-- -- -- -- --

x = -8

x = 4

(C) {-8;4}

Sper ca te-am ajutat!