Question 4 (Mandatory) (1 point) Find f'(1) if A(x) = [~x + 1](x2 -1). a) 1 O b) 4 O c ) - 4 O dl zQuestion 1 (Mandatory) (1 point) Find the slope of the tangent to the curve y=xc053x at75= % Question 5 (Mandatory) (1 point) Find / (1) if Ax) = (3x + 1). ( a ) 36 O b ) - 9 O c) - 27 O d) 9Question 2 (Mandatory) (1 point) Find the slope of the tangent to the curve Question 3 (Mandatory) (1 point) Find / (3) if Ax) = 3 /x + 3. O al &g O b ) 13+3 O d) 1