For a population with o= 15, how large a sample would be needed to have a standard error of 3 points or less?

Q: Plot the fllowing

A: Given function is: y=cos2x5-x

Q: Solve for X. X = --x-17] X = I.

A:

Q: Let A (1,0, 2) and B= (6, -2,3). Solve for projAB. =

A: Given vectors are A = 1, 0, 2   and   B = 6, -2, 3

Q: Exercise 2. Solve the equation [x² = x + 2y + e², y'=x-y-e².

A: Given system of equation  x'=x+2y+ety'=x-y-et

Q: Solve for x. 6 X+ 4) 12

A:

Q: 3) Solve for x. 10 Your answer 4) Solve for x. * 5n

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Q: x+2x-3 =0

A: It is given that,        x23+2x13-3=0we have to find the value of x.

Q: Two boats leave a port at the same time. One boat sails 2.2 km/h at 33o east of north. The second…

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Q: Solve. 9y-6(2y-14)=75

A:

Q: Solve for x. x 6 4 3 x 0 = 132 4 5 - 4

A: We will solve the determinant in terms of X and then equate it to 132.

Q: Solve. 20x+10 22(5) 20x X = = 39 Round to 4 decimal places.

A: Here we have to find the value of x.

Q: "l dr. IVr2 - 1 esec 2.

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Q: evaluate your equation to part b and show all steps please

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Q: 6.

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Q: yA 8- -4 -2 4. 4- -8-

A: Zeroes of the grqph -3,-1,2

Q: Solve for r 4. -3 6.

A:

Q: 5.

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

Q: Solve for x. 9*-4-27

A:

Q: 7. Solve for x. 50 (12x-25) 96

A: Since you have asked multiple questions in single request so we will be answering only first…

Q: Solve 4x - 5 = 19. O A. x= 10 OB. X=6 OC. x= 3.5 OD. x=8

A: We can find the answer as below.

Q: Solve for y. -4 = y |

A:

Q: Write a mathematical equation that will give you an answer 09/26/21. Provide a detailed solution.

A: A cubic equation which has roots α, β, μ can be written as follows:

Q: Solve for x.   a. x plus 2 and one half equals 3 and one fifth b. x minus 2 and two thirds equals…

A: