A={ -4 ,-3 ,-2 ,-1 ,0 ,1 ,2 ,3 ,4} R is defined on A as follows: For All (m,n) ∈A,m R n ⇔ 5 | (m^2- n^2 )
A={ -4 ,-3 ,-2 ,-1 ,0 ,1 ,2 ,3 ,4} R is defined on A as follows: For All (m,n) ∈A,m R n ⇔ 5 | (m^2- n^2 )
Is 2a(5a-30) divisible by 10?
Using 8-bit representation compute the following sums a) 111 + 45 b) 67 + 67
among the elements 0, 1, 2, 3...,13, 14 of Z(mod 15) please state all x for which x^1 fails to exist
Using a standard cell phone keypad, how many random words (just letters strung together) can be produced from the PIN 23579?
Let a = 67, b = 30, and n = 7 Verify and explain that (a-n)≡(mod b)
With an IP address how many times can the bit pattern 101001 appear?
Write the following is mathematical notation (Hint: ∀ ∃ ) a) All students attend classes b) Some people are criminal
¬p ∨ (r → ¬q)
express this statement using quantifiers (there is a building on the campus of some college in the united states in which every room is painted whit
Given the following equations what is the corresponding Θ(x^? ) notation a) ((2x-2)(2x+4))/8 b) ((2x^2-2x+2)(2x+4))/2 c) ((3x^3+2x^2+4x+2)(2x^2+3x+2))...
. Represent the following number in binary notation: a) 64 b) 192 c) 348 d) 2121 e) 741
. Using a Caesar cipher decrypt the following message and determine the key used. (Hint: KU is repeated , Alphabet wraps around) VJKU SWKB KU QXGT
Which relationships are true? Hint: the List of symbols from your assigned reading will help. a) Q ⊆ Z b) Q ∪ Z = Q c) Z^+ U Q =Z
Is 3e(2e+3) divisible by 7? i know its simple but im horrible at math
Write the truth table for ~(a ^ b) V (a V b) ?
Write the total number of possible combinations of 5 dice being rolled at once?
Verify the following statements a) 100 ≡ 5 (mod 5) b) 112 ≡ 4 (mod 7) c) 80≡ 8 (mod 2) im so lost
How many elements are in the set { 3 ,4 ,3 ,5 ,2 ,8 ,4 ,5 ,8 ,9} ?
Using a Caesar cipher decrypt the following message and determine the key used. (Hint: Only O or E can be doubled together, Alphabet wraps around) LXX MABL UHHD BL WHGX Hint: Find the common...