3. the sum of the first n terms of an ap is sn where sn = n²- 3n. write down the fourth
term and then nth term.

Np4=12np2 with clear explanation.

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

You’re giving a cube with a length of 2.5 cm and a width of 2.5 cm and a high of 2.5 cm you place it on a scale and it is 295 g calculate the density