QUESTION 1 W we Big-O approximation for the following expression: N+1 linear quadratic constant logarithmic n log of n exponential cubic log squared factorial QUESTION 2 Give Big-o approximation for the following expression: 2N3.15N+N constant exponential linear log squared n log of n CHAT SAYAers to SG Give Big-0 approximation for the following expression: N100,21 O factorial constant linear cubic log squared n log of n quadratic exponential logarithmic QUESTION 4 Give Big-o approximation for the following expression: 1+2+3+...+ Give Big-o approximation for the following expression: 1+2+3+...n logarithmic quadratic exponential en log ofin constant Minean factoria og suared TUBE