21 Which of the following is equivalent to P(n+1, 3)? O n - n O n? +n O n + 2n – n О Зп + 3

Q: п(n + 1)(n + 2) 4. If n e N, then 1.2+2.3+3·4+4·5+...+n(n +1) = 3

A:

Q: Your pickle company rates its pickles on a scale of spiciness from 1 to 12. Market research shows…

A: From the provided information, Population size (N) = 80000 jars Mean (µ) = 6.5 Standard deviation…

Q: d -n (-u) + C If u <0, then u (A) True B) False

A:

Q: When P(w) = 9w² + lw + 3, evaluate P( – 5) P( – 5) =

A: We have p(w), so to find p(—5) put w=—5 in the expression of p(w)

Q: (п - 2)! n! 56

A: Given- n-2!n!=156 To find- The value of n. Concept Used- r!=rr-1r-2r-3........2·1.

Q: Problem 3) The probability mass function for the geometric random variable is given by P (x) = p(1 –…

A: Random variables are of two types, discrete and continuous. A discrete random variable can only take…

Q: 2(18) - (- 6) 11 + (7)(- 5)

A:

Q: 2+5+8+11+...293

A:

Q: 2 Find 22 + 42 + ... + (2n)². Hence find 12 – 22 + 32 – 42 + ... - (2n), simplifying your answer.

A:

Q: What is the value of (n - 2) +n - 1 when n = 4? O 15 17 7

A: We have to find the value of (n - 2)2 + n - 1 when n = 4

Q: |P({1, 2, 3})| = ? O 3 O 6 O 8 O 9

A:

Q: a) Is (−3)! possible? Explain your answer.  b) In how many ways can you order an empty list or zero…

A: a.(-3)! is not possible only the factorial of whole numbers are possible. Main use of factorial is…

Q: (22) Prove: Sn: 1 ² + 2 ² + 3² + ... + n² = n(n+₁) (2nti) neN

A:

Q: Brittany and four of her friends want to join a softball league. The league requires teams to have…

A:

Q: 4х — 12 х2 +х — 6 х2 — 4 х — 3

A: Given, 4x-12x2-4.x2+x-6x-3

Q: (x+1)(n+2

A: The least common denominator is the lowest or least common multiple of a set of denominators of…

Q: Determine the number of arrangements of 3 or 4 toys taken from a basket of 10 different toys? O 10…

A:

Q: 6 Jigull n! =n(n+1) (n+2) (n+3) x .. .x2x1 صواب

A:

Q: 4z Which expresslon is equivalent to 3z z2 - 3z + 2 when z + 0, z #1, and z 6 422 3(z 2)? |3- 3(z 2)…

A: The given expression is: Since multiplication is the inverse process of division. That is,

Q: Σ nº +n+ 100

A: The solution is given as

Q: Question 4 The graph below represents an arithmetic sequence. . 15 . 10 5 -5 -10 -15 -20 a 2 ● • 4 a…

A:

Q: m*n-s for m = -3 and n = 2

A: Our objective is to find the solution

Q: 81. What is wrong with the following calculation? 0 =0 +0 + 0 + ... = (1 – 1) + (1 – 1) + (1 – 1) +…

A: Given a calculation.

Q: L-1 is possible when n is us Select one: O a. Zero O b. Positive Integer O c. Negative Rational O d.…

A: L-11sn

Q: n+1 n+3 n+ム ニ

A: To find the value of above infinite series first we will check the convergence of given series using…

Q: 1 n+n cos? n n-1 IM:

A:

Q: How many integers in between 1 and 3000, inclusive are divisible by either 5 or 7?

A: Let A and B are two sets such that then number of elements in A and B are obtained as…

Q: o 5 (10 - 2 3) + 8

A:

Q: In(e-7)=7 O True O False

A: We have to slove above ln question

Q: (m")(2*)(m)(m³) (m')(2) Simplify and then evaluate for m = 3 and n= 7. %3D O a) (m*)(2?) = 3969 %3D…

A:

Q: 11 C6 is equal to O 11! 11!x (11-6)! 11! x 6!

A: given data, we have to find out the 11C6 for the given dataformula for the combination is :…

Q: what is 7n+8p+n+n+n

A: The algebraic expressions can be added having same coefficient. 7n+8p+n+n+n = 7n+n+n+n+8p =10n+8p

Q: If y = ax", then y dx

A: Given:

Q: 4 -3 4m n 16) 22 4m n

A: