Question

ajutati ma va rog frumos urgentt plsss​

Answer 1

3. Aria = (cateta 1 x cateta 2)/2 = (5x6)/2 = 5x3 = 15 cm²

4. 1/10 din 150 = 1/10 x 150 = 15

5. diagonala cub = latura√3 = 10√3

6. x²-5x+6 = 0

Δ = 25-24 = 1

x1 = (5+1)/2 = 6/2 = 3

x2 = (5-1)/2 = 4/2 = 2

x ∈ {2,3}