Given that [math] and [math], find the following

(a) [math]= help (formulas)
and its domain is help (intervals)

(b) [math]= help (formulas)
and its domain is help (intervals)

(c) [math]= help (formulas)
and its domain is help (intervals)

(d) [math]= help (formulas)
and its domain is help (intervals)

Your overall score for this problem is