The U.S. Department of Transportation reported with 96% confidence that the average length of a motor vehicle trip in the United States was 9.67 miles with a margin or error of 0.27 miles. With 96% confidence the authors of the report are claiming that the true average length of a motor vehicle trip in the United States is between and miles. The level of confidence for this estimate is %.

Q: Let A = -4 2 [33] - 3 - 4 Find - 2A. - 2A =

A:

Q: (3c)²(3c)³

A: To solve 3c23c3

Q: 4 7 5 -5 3 -5 -9 4 -10 What is the value of (A)33? Let A = -6 4 -9 -3 3 -3 LO

A: To determine the value of given element of the matrix.

Q: Find A. 6 -2 (4A) 1 = -2 1. A 3= Need Help? Read It Watch It

A:

Q: Find A. A = (3A)-1 · [ = 10 4 21

A: We have to find A using given data.

Q: #13 What is the correct answer for 13?

A: 1.) All trigonometry ratio are positive in first quadrant.2.) All t-ratios are changed in first and…

Q: Simplify. X X+9 x + X X + 9 9 + X alx 100

A:

Q: X2-2x -6=0 of

A: Note:- according to the company policy we can attempt only one question so please upload the next…

Q: -6 (0 Find A-' if A 2 -4 -3 10

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Q: (n+3)!

A: (n+3)!/n! =(n+3)(n+2)!/n!

Q: AfA= 3 1-2 3 3 60/ and A + 9B = B= 4 4-5 -3 6 4 ? ? ? ?? a what is the value of the element a?

A: This is an question of summation of two matrix. The problem is solved by adding the matrix and then…

Q: 3 =+ 5 3 1 6

A: Given, 12+1335+16

Q: *(2 + 16) (a + 8)(x + 4) 16 where z # a + 8 Submit Question

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Q: Simplify. (w2 /  7v3)2 Write your answer without parentheses.

A: The objective of the question is to simplify the given expression (w^2 / 7v^3)^2 and write the…

Q: b. 15 – 2x| > 7

A: The given inequality, 5-2x>7

Q: 4. Find the first three terms of (2x - 5)20. What is the coefficient of x¹0? …..

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Q: 2. If a b= (a+b)^2 and a @b = (a - b)^2, then what is the value of (4*3) @ (3*4)? Select an answer A…

A: The problem provides two operations, * and @, which are defined as follows:a*b=(a+b))2a@b=(a-b))2We…

Q: (b) 6 + 7 + 8 + 9 + ... + k

A: (b) Given that 6+7+8+9+...+k The objective is to find the sum. The formula for sum of numbers are,…

Q: C(3,-2)=0 True O False

A: We have to find the correct choice.

Q: What is the value of A when we rewrite A ()* () + 2-3 as A. (-)

A: The given expression 52x+52x-3. We have rewrite the expression and find the value of A.

Q: 1+2+3+......+100

A: Concept Used: Arithmetic Progression : If S=1+2+3+.......+n then first term of the sum is 1 and last…

Q: -2 1 -9 4 -4 6 Let A = 3 6 10 -10 9 4 What is the value of (A) 16?

A: We have given a matrix  A  A=(−23​16​−910​4−10​−49​64​) any element of matrix A is represented by…

Q: Solve. b+c a + 2a + 2b a -C || 49 8 9 (1) (2) (3)

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Q: power of rules of exponents  (−7x2y4z)2

A: Given, (−7x2y4z)2

Q: hen what iS when x=2 arldy=2

A:

Q: x²+2x²y–2xy+2xy² –3y² The expression is equal to x+y

A: