How many diagonals are in a n-gon

Q: How many integers between 100 and 400 contain the digot 2?

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Q: 6. Find the value for n for the regular heptagon.

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Q: Show by an example that (AB)" B™A".

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Q: 3. Give the complements of each element. 3

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Q: Find ZACB in A ABC. A 10

A: Consider the triangle

Q: How many multisets can we make using the integers 1 through n, if we require that no number appears…

A: It is given that the integers are from 1 through n, and no number appear more than 3 times.

Q: and pigs in a field totals 35. The as exactly two legs and each pig h pigs are in the field. (Do not…

A: Given: Four playing boys marbles and their names have given.

Q: Find the dimension for P4

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Q: how many coefficients must be determined?

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Q: in pascals triangle which row has a sum of 65536?

A: We know that the sum of every row of Pascal's triangle is twice of the last row's sum.  And it is…

Q: Find m/ACB. C A

A: given,

Q: Find a 3-by-3 magic square using the numbers 6, 7, 8, 14, 15, 16, 22, 23, and 24.

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Q: Construct addition and multiplication tables for Z,.

A: See the solution below.

Q: Find a bif a= (4, - 1,5) ar . b = (-3, 8, 5).

A: Here we will find whether given vectors are orthogonal or not,

Q: How many 5–digit (decimal) integers are there with none of the digits repeated?

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Q: a) What is the sum of all the entries of row 12 of Pascal's triangle? b) What is the sum of all the…

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Q: Find a​ 3-by-3 magic square using the numbers3, 6, 9, 12, 15, 18, 21, 24, and 27

A: A n-by-n magic square is a square of the order n-by-n having n cells on each side filled with a…

Q: How many even 4-digit numbers can be formed from the digits 1, 2, 6, 7, and 9 with no repetitions…

A: There is no repetition allowed.. At unit place we have two choices 2 or 6 In 10th place we have…

Q: What's is 38392% of 4

A: Given,  38392% of 4   We have to calculate it.

Q: If A NQZ ~A CBK, find BK.

A: Given,           ∆NQZ~∆CBK

Q: Find k given that (2, k) is equidistant from (3, 7) & (9, 1).

A: The distance between two points that have coordinates (x1, y1) and (x2, y2) is given by the formula:…

Q: If n is a natural number, the number 34n+4 – 43n+3 is divisible by: -

A: Given : To find : A positive number which can divide above expression

Q: Find a​ 3-by-3 magic square using the numbers 4​, 5​, 6​, 14​, 15​, 16​, 24​, 25​, and 26.

A: I have given an answer in step 2.

Q: an аn аррох ne •mation Composite Simpson-

A: Given, we have to integrate fx=2xe1/2x on 0,2. So, f'x=212xe1/2x+e1/2xf'x=x+2e1/2x…

Q: How many three-digit numbers can be formed under each condition? (a) None of the digits can be 5. X…

A: when there are no condition applied we have 10 choices for each digit : 0, 1, 2, 3, 4, 5, 6, 7, 8, 9

Q: find all possible three-digit numbers that are of the form 75_ and are divisible by both 3 and 2

A: Since the number is divisible by 2 and 3, it must be divisible by 6.

Q: 1. How many squares are in the figure?

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Q: Q)1 a) How many 3 digits passcodes are there if first digit must be a 1 or 2 ?   b) How many 3…

A: Q1) a) There are 10 digits 0,1,2,3,4,5,6,7,8,9. The 3 digit passcodes must be formed such that first…

Q: %24 Find the amount of mor answer completely. Ass

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Q: When gcd(a, b) = 1, prove σ(ab) = σ(a)σ(b) and find σ(200) and σ(720).

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Q: d 3?

A: for a 4 digit even number

Q: Show that ā b 12

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Q: What is "One-quater of what number is 12

A: We have to find One-quater of what number is 12.

Q: Find an integer that leaves a remainder of 2 whan divided by either 3 or 5, but that is divisible by…

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Q: 3. In A ABC, if ZB = 46° and ZC = 54°, find ZA.

A: As per our company guidelines, we are supposed to answer only the first question. Kindly repost…

Q: O Find the elements of [9]=,-

A: We need to find the elements of 9≡4 . That is we need to find the set of all integers which are…

Q: Show what the divisors of 120 are and what they add up to.

A: Divisors of 120=1,2,3,4,5,6,8,10,12,15,20,24,30,40,60,120

Q: Find a​ 3-by-3 magic square using the numbers 6​, 8​, 10​, 13​, 15​, 17​, 20​, 22​, 24.

A: Here we have to find a 3-by-3 magic square using the numbers      6,8,10,13,15,17,20,22,24

Q: If A #8 then

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Q: How many different rectangles with an area of 120 square units can be formed using unit squares in…

A: According to the given information it is required to find the number of different rectangles that…

Q: How many negative divisors has the integer 90?

A: The divisors of 90 are all the numbers that we can evenly divide into 90.

Q: 3. Consider the checkerboard below. How many squares of all sizes appear on this checkerboard?

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Q: which of the ing havume he

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Q: How many terms are there in the expansion of (a+4b)^20 ?

A: Given expression, (a+4b)20

Q: in the magic square so that the sum of the numbers in each row, columm

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Q: find In(2 i+3)

A: We have to find ln2i+3.

Q: rdan has two pieces 2 in.2. Write an algeb Then find the to

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Q: A box with a square base and no top is to be made from a square piece of carboard by cutting 2 in.…

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Q: Which figure is the odd one out?

A: Given,

Q: 4. The area of a parallelogram is 198 square units. If the base and the height of the parallelogram…

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