4. (02.05 MC) Use the graph to find (fg)'(4). (1 point) 10 8 6 A 2 -2 -4 -4 -2 2 4 6 8 10 0 4 O -12 O -16 5. (02.05 MC) Find the value of constant c if ( )'(2) =4, where f = 2x3 + c and g = x2. (1 point) -19.5 O o O 6 O - 8A raindrop is falling to the ground such that the height h is defined as h(t) = _VL, where t is measured in seconds and a is an unknown constant. What expression represents the instantaneous rate of change in height with respect to time when 9 seconds has passed? 2.8a-9 12a 0.233 O 2.1 O Cannot be determined 2. (02.05 MC) Use table of values to find (-+2)' when x = 2. (1 point) f (2) (2) g( 2 ) g' (2 ) -1 0 3 - 3 O WIN O WI - O 1 3. (02.05 MC) Find an expression for " (fg) if f = 214 + 212 and g = -4t. (1 point) O _4 4_1613 -812 -16t _20 4 _2412 16 3 -16t O 1 15 -813