What is the image point of (-9,-2) after a translation left 4 units and down 3 units?

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Which word in the sentence below is an interrogative pronoun? who is picking us up from school? whousisfrom