An investment earned interest of $380 during the 10th unit period. If a(t) = 1 + t^2 , find the amount of interest earned during the 6th unit period. The answer given is $220, but I do not know how to get this.

Q: Find the rate of growth after 6 hours.

A: To find the rate of growth after 6 hours.

Q: =

A:

Q: Write an exponential function in the form y=ab^x that goes through points (0, 11) and (2, 396).

A:

Q: Create an exponential function, and then create a second exponential function that shifts your…

A: To write an exponential function and then also write an exponential function that shifts down 7…

Q: 5^-x=2 Solve.

A: Given information:The given equation is 5^(-x)=2.Calculate:

Q: 30=3e^0.4t

A: Divide both sides by 3.

Q: 11^×=121 the solution is x=

A: Given -  11^x=121

Q: If e^3x=25, then x=

A:

Q: Find exponential equation by using these two point (-2,6) and (3,1)

A: Consider y=aebx for some real numbers a and b. As (-2,6) satisfies the equation,…

Q: Find the equation of an exponential function, f(x)=ab^x, given the points on the curve. (5,2.909)…

A:

Q: Solve for xx: ∑∞n=13x^(3n)=20

A:

Q: The equation y=18,000(0.64)^x represents the value of a car after x years based on this equation…

A: Given value of car y= 18000*(0.64)x  x=no of years  The value of car after 6 months means x= 1/2…

Q: x^2= 0.25

A: We have to solve

Q: solve for A, 1.35=[((1+A)^6-1)/A]

A:

Q: N(t)= 250,000(.494)^t When will 10 percent of the original amount of aluminum be in use? In years

A: The given equation is: Nt=250,0000.494t To find: When will 10 percent of the original amount of…

Q: Solve this equation for x:  4^x + 2^x - 12 = 0

A:

Q: A model rocket is launched with an initial velocity of 200 ft/s. The height h, in feet, of the…

A: Consider the provided question, We have to find how many seconds after the launch will the rocket…

Q: A pair of​ women's running shoes cost ​$125 in 2008 and the same shoes cost ​$140 in 2012 due to…

A: Given a pair of women's running shoes cost ​$125 in 2008 and the same shoes cost ​$140 in 2012 due…

Q: no withdrawals or deposits are made

A: The amount is deposited to bank. No withdraw or deposit made for x years. The expected model for…

Q: Tan^-1(1/3)

A:

Q: find the exact solution 40=3(1.15)^t

A: Given query is to find the value of t.

Q: Solve for X.  37-x^2 = x^2

A: In this question , we can solve the value of 'x'.

Q: Solve for x: 5x^2 = 1253

A: The prime factorization of 125 is,

Q: What rate of interest is required to have a $5000 investment grow to $5250 in 9 months (rate to 2…

A: