A quiz on recurrences Consider the Scala program below performing pairwise summation. Furthermore, let In the following, def add(arr: Array [Double]): Double = def inner (from: Int, to: Int): Double = if from to then arr (from) else val mid from + (to from) / 2 inner (from, mid) + inner (mid+1, to) inner(0, arr.length-1) val a = Array.fill [Double] (100000) (0.00001) c and d are some positive constants and we denote the length of the argument array arr by n. Which of the following statements are true?
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