This is a task for economics calculus, and I cannot do it.

This is a task for economics calculus, and I cannot do it.

The value of a certain textbook seems to decrease according to the function V(t) = 145 1 ( 2 ) 0.9t, where V is the value in dollars and t is the age of the book in years. a) What is...

Gabriel just retired, and has $640,000 to invest. A very safe Certificate of Deposit (CD) account pays 2.5%, while a riskier bond fund pays 8.5% in interest. Gabriel figures he needs $42,000 a year...

The admission fee at an amusement park is $4.25 for children and $5.40 for adults. On a certain day, 280 people entered the park, and the admission fees collected totaled 1397 dollars. How many children...

Value/Interest - Interest with Two variables

The admission fee at an amusement park is $4.25 for children and $5.40 for adults. On a certain day, 280 people entered the park, and the admission fees collected totaled 1397 dollars. How many children...

Dilbert invests a total of $21,500 in two accounts paying 14% and 9% annual interest, respectively. How much was invested in each account if, after one year, the total interest was $2,710.00. $ was...

Dilbert invests a total of $21,500 in two accounts paying 14% and 9% annual interest, respectively. How much was invested in each account if, after one year, the total interest was $2,710.00. $ was...

Jolene invests her savings in two bank accounts, one paying 6 percent and the other paying 9 percent simple interest per year. She puts twice as much in the lower-yielding account because it is less...

Find the value of 8.5X11

A.) 3 years

Hello! I was studying percentiles today, and I came across two formulas, that I can't understand. I am looking for somebody who could explain to me, what those formulas are and what they consist...

Find the value of m

Find the value of "a" using the graph: y=f(x) f(0)=a f(a)=0 f(a)=-1 f(a)=1 Graph shows curved line with points at (-1,1) (0,0) and...

I just want approximate value of 3√1331 respective to √11=3.317

You are ordering photo prints online to send out to all your friends for the holidays. The first 20 prints cost 12¢ each. If you order more than 20, The price of the additional prints goes down to...

please assist with steps Find the value of y so that the line through the points (-2,8)and (1,y) has the slope of -2/3.

a. Pay $100 now for a 4 year subscription PV: b. Pay $28 at the end of each of the next 4 years PVA: c. Pay $54 today and $54 again 2 years from now PV:

Match each sine value with an equivalent cosine value(s). sin(0) sin(pi/2) sin(pi) sin(3pi/2) ANSWER CHOICES cos(0)&cos(pi) cos(pi)&cos(3pi/2) c...

Of the following, which is the largest in value? A. .09 B. 1/11 C. 8 1/2% D. .084 E. 1/13