Urban encroachment is causing the area of a forest to decline at a rate of 7.62% per year . use the exact half-life formula to determine the half-life of the forest .
a)7.50
b)8.75
c)17.50
d)1.08

Find the quotient. 50a2 – 98b2 -5a +7b

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 correct. it’s number 4 if you’re wondering.