A=P(1+r/n)^nt   Find A when P=6000​, r=4​%, n=4​, and t=7.

Q: a %D 1 for all real numbers a a

A: First of all, let's find the all real numbers. Real numbers are supersets of natural numbers,…

Q: 4. Determine P(X = 6) when X~b(10.0.4) using the formula: %3D P(X =r) = (") p" · (1 – p)"-r %3D %3D

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Q: The APY of 1,000 invested at 6% with semiannual compounding is ?

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Q: 8/x=28.2//57.6

A: We have to find x

Q: Solve for n:   35,300 = 9,000(1 + 3.2/400)^4n

A: Solution

Q: A new car that sells for $18,000 depreciates 17% each year. How many years until the car is worth…

A: Given: New car value =$18,000 Depreciates rate=17%

Q: Calculate y" and y"'.

A:

Q: Find the t –value for n = 20 and  alfa = 0.5 % in one tail.

A: Given that  Sample size n =20 Level of significance =alpha =0.005

Q: y = 10, y = x + 16/x, about the x = -2 %3D

A:

Q: 1009 1010 Suppose R= E (2k) = 2 + 4 +6+.+2018 and S= D (2k-1) =1+3+ 5+.. + 2019 What is the value of…

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Q: How did it become 10.21%?

A: Mean is the measure of average and it is calculated by adding all the observations divided by the…

Q: P(-1.69 < z < 1.14) = %D

A: P(-1.69&lt;Z&lt;1.14) is given.

Q: A=70(1.06)t what is the rate in percentage

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Q: Credit card A offers an APR of 15.55%, compounded monthly, while credit card B offers an APR of…

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Q: V3 tan(x) = –1 %3D

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Q: What amount should be invested at 16.5% p.a, simple interest, so that it amounts to R14500 in two…

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Q: Is 3/4% equal to 0.75?

A: The given statement, 34% is equal to 0.75. We have to determine whether the statement is true or…

Q: Find the present value of 1000 due at the end of 10 years if i(4) = 9% and d6 = 9%

A: Given: i(4)=9% d6=9%

Q: (1)What percent of 1200lb is 800lb. (2) 1/4 is what percent of 1/2

A: 1) Evaluate the percentage of 800 lb in 1200 lb as follows. Percentage= 800 lb1200…

Q: Edy makes 15 annual deposits of x, which are just sufficient to allow him to make 8 annual…

A: Kindly go through the solution and let me know in case of any doubt or further clarification in the…

Q: p(x = 4) = 0.0081 then the value of p is %3D 0.09 0.9 0.03 0.3 None

A: We have given that  X~Binomial(n=4,p) P(X=4)=0.0081

Q: In 2012, the price of 1lb baking potato was $0.9. Use annual inlation rate of 6% to calculate the…

A: In 2012, the price of 1 lb baking potato was , P =  $0.9.  inflation rate , r  = 6%  t = 9 years…

Q: 7. How many years would it take for $450 to amount to $5000 if it is invested at 3.9% per annum…

A: The initial amount is: $450 The compound interest is: 3.9% The amount interested per annum…

Q: inflation is 3.9%, Find current price of the item and the price 10 years from today. Use…

A: We have to find the current price value and price value 10 years from today.

Q: 9- * 7 = ]+*[ 29 |-* = X Solve for X.

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Q: Suppose that E(X)=3 and E(X")=11. Then Var(3X+1)=

A: From the provided information, E (X) = 3 and E (X2) = 11

Q: b. Water that is initially contaminated with a concentration of 9 milligrams of pollutant per liter…

A: Given pollutant per liter of water t hours after the purification process begins is C(t)=934t/2

Q: 6000 at 6% compounded  semiannually for 2yr

A:

Q: If x> 0, y>0 and x-y =2xy, find the exact value of y -

A: If x&gt;0, y&gt;0 and x2-y2=2xy, then to find the exact value of xy.

Q: m L1 = 3x – 5 and mL2 = x + 25 _ ? 5 %3D a. X = b. mL1 = "? (numerical value)

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Q: 2 S dz = 3. S dv

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Q: 3. Solve: 8. 1. x+2

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Q: How long will it take for R250 to accumulate to R393. 75 at 11.5% pa?

A: Note: It is assumed that the interest is simple interest.   When the interest is simple, the formula…

Q: y%3D

A:

Q: n=12, CL=90% x2 an-1

A: Given,n=12α=1-0.90α=0.1degrees of freedom(df)=n-1df=12-1=11

Q: 5. G4)= +3 こ G(4)= 11

A: G(y)=y2y+35