Solve for x
More Definitions
Definitions
Compound Interest
Compound Interest Word Problems
100
3^x= 81
What is x=4
100
f(x)= 10(0.75)^ x What is the decay factor of this function?
What is 0.75
100
Does this function represent exponential growth or exponential decay? f(x) = (3/4)^x
What is decay
100
P = $13,000; R = 4%; N = semiannually; T = 4 years
What is $15,231.57
100
John invested $16,000 at 3% compounded annually for 7 years. Find A.
What is $19,677.98
200
27^x =81
What is x= 4/3
200
f(x)= 10(0.75)^ x What is the decay rate of this function?
What is 0.25 or 25%
200
What is the decay factor of f(x)? f(x) = (3/4)^x
What is 3/4
200
P = $52,500; R = 8%; N = annually; T = 8 years
What is $97,173.84
200
Mary borrowed $450 at 8% compounded semiannually for 3 years. Find A.
What is $569.39
300
5^x =25
What is x=2
300
f(x)= 10(1.5)^ x What is the growth factor of this function?
What is 1.5
300
When money is compounded four times a year
What is Quarterly
300
P = $453,900; R = 12%; N = quarterly; T = 3.5 years
What is $685,203.15
300
Carlos invested $147,000 at 13% compounded monthly for 5.5 years. Find A.
What is $299,342.20
400
9^(2x+1) =27^ (x+2)
What is x=4
400
f(x)= 10(1.5)^ x What is the growth rate of this function?
What is 0.5 or 50%
400
What is the decay rate? f(x) = (3/4)^x
What is 1/4 or 25%
400
P = $3,927; R = 14%; N = monthly; T = 1.5 years
What is $4,838.77
400
Jeremy borrowed $96,300 at 3% compounded annually for 8 years.
What is $121,989.96
500
(2^x)= (2^3) * (2^8)
What is x=11
500
f(x)= (5)^ (-x) What is the growth or decay factor of this function?
What is 1/5
500
f(x)= 10(0.75)^ x What is the initial value of this function?
What is 10
500
P = $64,000; R = 5%; N = quarterly; T = 3 1/4 years
What is $75,216.89
500
Ken invested $372.28 at 7% compounded quarterly for 2 2/3 years. Find A.
What is $447.96
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