- an hen n is integel

Q: In how many ways can n couples sit at a round table such that no couple is sitting opposite each…

A: The solution is given as follows

Q: 3) Sarah writes down random positive integers when she gets bored. Prove that if Sarah writes 1001…

A: Given:  Sarah writes 1001 numbers.  Since there are 10 digits, i.e., there are only 103 = 1000…

Q: Show that = n. mnZ

A: mZ = set of all integers which are divisible by m mnZ = set of all integers which are divisible by…

Q: Σ 2-In(n) n = 1

A:

Q: 1. How many three digit numbers can be formed from the digits 1,2,3,4 and 5 if one is not to used as…

A:

Q: Bin. 8in. 8 in.

A:

Q: 2. Let, a, = 3, az = 4 and for n2 3, a, = 2a,-1 + an-2 + 5, express a, in terms of n.

A: Introduction: The disparities between every two successive terms in an arithmetic progression (AP)…

Q: Find L{(3th+1 – 2)*}. O 9(2n+1)! 4 | s2n+2 O 9(2n+2)! 12(n+1)! - 82n+3 sn+2 9(2n+2)! 2n+3 O…

A: L3tn+1-22

Q: how can the children in ms. varner's class tell if there is an even or odd number of children in the…

A: The children's are :

Q: At a certain university in Western Canada, 44% of all 1st-year students are registered an…

A:

Q: How many subsets of S do not contain any upper case letters?

A: given set S=A,B,a,b,c,d,1,2,3,4 claim- to find how many subsets of Sdo not contain any upper case…

Q: Reject Ho if |z| > N

A: We know that  Null hypothesis H0. Alternative hypothesis H1.

Q: Evaluate: Le*Cosh21}

A:

Q: 7 evaluate the Cauchy pri

A: Given,            ∫0∞1x6+1dx=

Q: 2. Let, a, = 3, az = 4 and for n 2 3, a, = 2a,-1 + an-2+ 5, express a, in terms of n.

A: Topic:- series sum

Q: a. Suppose that Natasha, Monim and Rehan a

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 81/ show that *if ve(Xジーズ) oif v=(

A:

Q: ist of at least one woman is

A:

Q: Suppose you flip a coin and keep a record of the results. In how many ways could you obtain at least…

A: Given Coin flip five times how many ways could you obtain at least one head?

Q: iton. 14

A: Concept: In sample surveys, under coverage occurs when not all the elements of the population are…

Q: is a p-series. 57 - - ... 17 27 37 47 Select one: O True O False

A:

Q: Prove or disprove it.

A:

Q: A natural number from 1-30 is chosen at random. P(less than 15 | prime)

A:

Q: 31. If Z = 3 + evaluate;

A: Given, if     Z1=3+j4, Z2=2-j4, Z3=4+j3, and Z4=-j3

Q: 22. It is known that a test in a class consists of 50 exam questions. If there areat least 2…

A: HERE  GIVEN THAT A TEST IN CLASS CONSIST OF 50 EXAM QUESTIONS  AND AT LEAST 2 STUDENTS WHO RECEIVE…

Q: 3. Find 50 ratiunad numbers beta n | and 2.

A: Let's find the rational numbers between 1 and 2. Suppose a=1 and b=2 There will be infinite…

Q: 5. Dertemine if the improper in

A:

Q: a) S, = In n=1

A:

Q: #2. If fonel

A:

Q: ) that Prnve Seck -1

A: Dear student as per our rule in one session we can only solve one question. Please post the other…

Q: My quistion is in the picture.

A:

Q: Evaluate: o S S dedydz ry O -1 - O 1 1/2 1/2

A:

Q: (9) 8 given that A has occurred

A: The conditional probability is defined as P(B | A) = P(A and B)/P(A)

Q: students be invited, then compute the number of ways undergraduate students are invited.

A: Here use combination

Q: 45, n-1 on? 12 1 2, ns 1, Al 7(n 11, what is the

A: This is a problem of inhomogeneous recurrence relation and counting.

Q: 4 Osin20 d0

A: ∫0π4θsin2θdθintegration by part…

Q: what is the value of in 1

A:

Q: Number of circular permutations of different .!things taken all at a time is (n-1)

A:

Q: of voygnwefom

A:

Q: if fon if 3立

A:

Q: What is nCn? O 1 On O It cannot be determined

A: nCr = n!/(n! (n-r)!) 0! = 1

Q: 5. Show that if there are 30 students in a class, then at least two have last name begin with the…

A:

Q: 3 - u(-n) + 2"u(-n} Option 2 O Option 3 O -ő(n) + uín} – 2"n(n) +3"u(n) Option 1 O Non of all the…

A: Topic:- calculus

Q: On a tv quiz show, a contestant is asked to pick an integer at random from the first 100 consecutive…

A: Solution

Q: 2 evolved and the avis

A: If a function y = f(x) in the range for a ≤ x ≤ b, is rotated about x axis then the surface area, S…

Q: b) At least 1 wrong call tor

A:

Q: -Each student at State University has a student ID number consisting of five digits (the first digit…

A:

Q: 9:Let S [o,1] Prove that inf s=o

A:

Q: Count the number of permutations o in S6 with o(1) = 2 and o(2) = 3.

A: We have to count the number of permutation  σ in S6 with σ1=2 and σ2=3. Consider σ in S6 as a…

Statements and Logic

Logic is the analysis of general patterns of thoughts without regard to any specific sense of context.