Find /'(3) if Ax ) - 3 / x + 3. ( a) 1 O b ) 37 O c ) 1 3 + 3 O d) & g Question 4 (Mandatory) (1 point) Find /"(1) if A(x) = [~x + 1][x2 -1). ( al b) 1 O c) 4 O d) -4Question 5 (Mandatory) (1 point) Find f'(1) if A(x) = (3x+ 1). ( a) 36 Ob) 9 O c) - 9 O d) -27Question 7 (Mandatory) (1 point) If f(x) - 2( sin x), find ?'[ # ). O a ) 3 Ob) 6 O c) 2 O d ) yz Question 8 (Mandatory) (1 point) Find the equation of the tangent to y = cos2x at the point | $." ). ( a) y=-2x+ (by= -x+1 O cy = 2x+ 1 O d) y= -2xQuestion 9 (Mandatory) (1 point) Find /'(x) if A(x) = 20*. ( a) x In2 (b) ex O d) 2e Question 10 (Mandatory) (1 point) If A(x) = 3x+1, find /'(0). (a) 3e O b) o O c) 1 O d) eQuestion 11 {Mandatory} {1 point) If x) = 3(2"], find N1)- 05051112 013331112 0633 Odl Question 12 {Mandatory} {1 point) Find the slope of the tangent to x) = 2:22\" at the point (1: 9). 3)2+e Obl3e Question 13 {Mandatory} [1 point) 1 a The mass of radon is given by Mm(1)=Mn[] , where. Mn is the initial mass of radon, in milligrams, and Ma is the mass, in milligrams, after tdays. If the initial mass was 200 mg, at what rate, to the nearest tenth of a milligram per day, is the radon decaying at 2 days? 0 a) 25.3 mgfdav 0 hi 26 mgfda','r O C) 26 mngav O C\" 25.3 mgz'dav Question 14 {Mandatory} [1 point] 2x1 x+2' Find 7"\") if x} = 0a); Obi; Gel3 0d}; Question 15 (Mandatory) (1 point) Find f'(3) if A(x) = X - x- 2 x- 2 ( a) - 1 ( b) 2 Oc) - 3 O d) 1