how many odd three digit numbers can be made using the digits 1,2,3,4,5,7?
how many odd three digit numbers can be made using the digits 1,2,3,4,5,7?
We have to recurrence relation an = 2an-1 - an-2. Find a2 and a3 if: a) a0 = 1 and a1= 1? b) a0 = 0 and a1 = 0?
Find a closed form for these summations? n=100 a) ∑ 1/2 i=1 n=5 b) ∑ 1/3 &n...
I really need help on these types of questions. I just don't understand how to do them. I don't even understand what math this is lol (algebra 1,2 or geometry). Please help and please tell...
Please Show the solution the premise and the laws that you used i can't get it thanks number two is the most i need to have an answer . 1.) 1. (M v N) → O ...
How many ordered pairs of real numbers will satisfy the equation 2x-5y=6 A)1 B)0 C)2 D)3 E)infinite Please Help!THANKS!
Using mathematical induction, prove that for any integer n, with n≥1, n(n2-1)(n+2) is divisible by 4.
A company conducts a survey every spring to measure the morale of its employees. A group to be surveyed is randomly selected from all employees who have been with the company for exactly 5 years....
let T = {(x,y) ∈ R x R(real numbers) | y = √x / (√(x-3)) Let D = {y ∈ R, | (x,y) ∈ T for x ∈ R}. for each one, decide if true or false a) 1/4 ∈ D b) 4 ∈ D why...
(a) Please count how many functions f : D → {0, 1} can be defined if the domain D is a finite set with the cardinality |D| = n. (b) Can you find a bijection between the set of all such...
A classroom has 12 students. The teacher would like to pick a group of 4 students to present on a topic. How many different combinations of 4 students could the teacher choose from?
Suppose a machine on average takes 108 seconds to execute a single algorithm step. What is the largest input size for which the machine will execute the algorithm in 2 seconds assuming the number...
There are 100 students majoring in engineering. There are three math classes offered to the engineering student's this semester: Calculus, Discrete Math, and Statistics. 28 students take...
Suppose you are to prove the statement "The difference of any two odd integers is even." Re-write this statement as a universal conditional statement. What should the first sentence of a...
Let S = {(x, y) ∈ R × R | 2x + 3y < 8}, T = {(x, y) ∈ R | y^2 + y > 6x^2}. (a) Exists a ∈ R so that (a, −10) ∈ ST? Why? (b) Exists b...
let T = {(x,y) ∈ R x R(real numbers) | y = √x / (√(x-3)) Let D = {y ∈ R, | (x,y) ∈ T for x ∈ R}. for each one, decide if true or false a) 1/4 ∈ D b) 4 ∈ D why...
Prove by induction that ∀n≥3 : n^2+1≥3n
In how many ways can 10 identical laptops be distributed among five electronic stores if (a) there are no restrictions? (b) each store gets at least one? (c) the largest store gets...
A sphere is growing at a rate proportional to the radius. At t=0 the radius is 8in and at t=30 the radius is 12in. What is the radius at t=15? I'm stumped on this one. I've worked with...
Subject of Combinations and Permutations