Blog

Q5-5 points Given the following sets: U = ​{1, 2, 3, 4, 5, 6, 7, 8} A = ​{4, 6, 7} B = ​{1, 2, 4, 7} C = ​{1, 3, 5, 6, 8} Find C ∩ B.

Q10-5 points Michael has five different sport coats hanging on a closet rod. In how many ways can they be arranged? 

Q14-6 points Prove the statement (if true), or disprove it by giving a counterexample (if false)                If n is an integer and n²​ is divisible by 4, then n is divisible by 4.

Q17-5 points Solve by backtracking for an explicit formula for the recursive sequence: a1​ = 4 an​ = -3a​n-1

Q4-5 points Given the following sets: U = ​{1, 2, 3, 4, 5, 6, 7, 8} A = ​{4, 6, 7} B = ​{1, 2, 4, 7} C = ​{1, 3, 5, 6, 8} Let D = B – A. Find D x D.

Q18-5 points Solve the recurrence relation: b1​ = 3 b2​ = 5 bn​ = 2​bn-1​ −​ b​n-2

Q2-6 points Determine the truth value of the statement:                          (−9 < −3)  ∨ (5²​  = 49)   Write True or False for the answer.

Q9-8 points Consider the propositional values:   p​(​n​): ​n​ is prime q​(​n​): ​n​ is even r​(​n​): ​n​ > 2                                                       Express the following in words: ∀n ∈ Z [(q(n) ⋀ r(n)) ⇒ ~ p(n)] 

Which assessment findings should the nurse note in a school-age child diagnosed with Duchenne’s muscular dystrophy (DMD)?  Select 3 that apply.

An adolescent with scoliosis is refusing to wear the prescribed body brace. Which instruction is best to progress the adolescent to the treatment goals?