5. (2 pts.) For what values of x is function g(x) continuous if it is defined by if x > 0 g(x) =x-1 2 x' -1 if x50. 77 4. (2 pts) (a) Find lmg[x2 cos[]] . Note that we can't use direct substitution! x> x 7: (Hint: 0n [-1,1], what are the upper and lower bounds on cos [j ?) x 22' Secs S x . 71' Place answer here: 11m[x2 cos [J] = x>0 x h - N {71'\\