C语言代写

MATH1061/7861, Mon 24 Aug 2020 Question 1. Prove, disprove, or salvage if possible: For any integers a and b, if a | b then a ∤(b+1). iii Statement fdj 1 it statement fake Counterexample albel since 112 New theorem salvaged V qb.tk Dooly if alb and at by Contradiction at II Their beak for some

MATH1061/7861, Thu 10 Sep 2020 Question 1. Prove using the element method that, for all sets A and B, A − (A ∩ B) = A − B. Since AaB i see LHS F.Lns Rtd D xeX To pweegual need to show unseaoes YeYTd’t Ix sccfss.co RHS C LHS Sets 4,4 quay iff scene Usc

Problem 2 (12 points). Consider the following Scheme program: (define A (lambda () (let* ((x 0) (C (lambda (P) (let ((x 1)) (P)))) (D (lambda () x)) (B (lambda () (let ((x 2)) (C D))))) (B) ) ) ) a) (3 points) What does this Scheme program print? Explain your answer. b) (3 points) What