For the graphs below, find f(g(-2)). Please also explain. I'm struggling to understand the topic.

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms