8. Which of the following is equivalent to 12 + 22 + 32 + 42 + ... 50?? 49(50)(101) а. 51(52)(101) с. 6. 50(51)(101) 52(53)(101) b. d.

Q: (-14) + (–7)

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

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Q: 5

A: The given matrices are: A=1243, B=3214 , C=023014 , D=421031 It was given that 3A+B'=XYZW Need to…

Q: 11) 2(m+5)+7=3(2m-1)

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Q: Is 22n O(2")? Justify your answer.

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Q: 5(18)

A: To find5(18)

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

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Q: A semicircular trough has length 10 ft and ends of radius 1 ft, as depicted below. The trough is…

A:

Q: i) 3(-2) – (-2)7 + (-1)_ 2(5) – 6(-3) =

A: 3(-2)- (-2)*7+-1=-6+14-1=19 3(-2)- (-2)*7+-1-2(5)-6(-3)=-6+14-1-10+18=19+8=27

Q: 7. Six chairs are equally spaced around a circular table. What is the number of ways that three men…

A: See this solution in below.

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

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Q: Which expression calculates the LCM of 70 and 105?

A: LCM of 70 and 105 lcm means least common multiple  here  part of 70 and 105 given  70 = 7*5*2 105 =…

Q: If P(A) = 4/5 and P(B/A) = 2/5, then P(An B) is

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

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Q: :. Foum dhe Þeatial differential equalion arbitary furetion) Z= y2+2F(* logy) (loy eliminating the

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Q: How would you do 17 ans 18 ??? I would reallllly appreciate it !!!

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Q: Find L¹ S 5²-48-7)

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Q: 3243 - 3240 = (mod13) a) 0 b) 2 c) 8 d) 10

A: Thanks for the question :)And your upvote will be really appreciable ;)

Q: (9) VL1, L2 ((L1 UL2)* = (L2 UL1)*). True O False

A: Please check the next step for detailed solution

Q: If 2 (5) = 72, then the value of n is:

A:

Q: 7을 + 6층 4 ID

A: 767= 7×7+67 = 49+67=557                    634=6×4+34=24+34=274

Q: 5) (5x + 21)° (12x + 6)°/ (Зх — 50 P

A:

Q: 17 less than twice a number A) 17-n B) n - 17 C) 17-2n D) 2n-17

A: We have to write the expression of the statement "17 less than twice a number". For this, we have to…

Q: If n(A) = 115, n(B) = 115, and n(A U B) = 140, what is n(An B)?

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Q: 10) 4 + (-5) – 4 + ((-1) – 5) - (-1)

A:

Q: for b) where did you get 65

A: n = 10  The 95% confidence interval is 65±12 The mean is given in the question as 65 The mean = x¯ =…

Q: Find the value of the following expressions а. Г(15) b. 3(.4) erf(10)+erfe(10*) с.

A: We know that: Γa=Γa+1a and Γn=n-1!, where Γ(x) is the Gamma function. βa,b=ΓaΓbΓa+b, where β(x,y)…

Q: 2. If 24x = 16, then x = (A) I 2 (B) (C) 4 (D) 8 (E) 12

A:

Q: (2xº)²

A: Given the expression=x(2x0)2

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

A: Given a calculation.

Q: hat is the last digit in the product of (3¹)(3²)(3³)(34)...(34⁰⁰)?

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Q: 4s + 32 L-1 (s² – 16). wwww.

A: Given that  (4s+32)/(s^2-16) To determine the inverse Laplace

Q: 2. Find 14 --3-6 -8 7) 4

A: To find the product matrices.

Q: D -7 = -9+ V12 – a 2) 0 = 4v-6 –n 3) 7v12x + 4 = 56

A: Given equations are  (1) -7=-9+12-a (2) 0=4-6-n (3) 712x+4=56

Q: п2 -5п b) Ln=1 n3+ n+1 п3+ п+1

A: The answer to the above question is as shown below.

Q: c) Given (2 + ax)(1+ bx)7 = 2-41x +357x² ... where a and b are integers. Determine the value of a…

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Q: 21 find the values of x and y for the following:- 3 3 • ( ² + D² - ( ₁² = -) ²³ = x + x ² i) yi 1 +…

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Q: S, =E = 12 + 2² + 3² + . . + n² %3D

A:

Q: s={1,2,3,4,....,15} ​A: The selected number is even. ​B: The selected number is a multiple of 4.…

A: The possible outcomes for event A are {2,4,6,8,10,12,14} i.e 7 outcomes The possible outcomes for…

Q: 6. Solve for x. a) x- 5 = 7 b) 2(x+ 1) = 10 c) 5x – 8 = 2x + 3 d) -5x + 1 = 3x + 2 e) 8 = 4x – 4 f)…

A: Note:- according to the company policy we can attempt ?️ only three subpart of a question so please…

Q: :) you are awesome

A: