Jolene invests her savings in two bank accounts, one paying 4 percent and the other paying 10 percent simple interest per year. she puts twice as much in the lower-yielding account because it is less risky. her annual interest is 3996 dollars. how much did she invest at each rate?

Step-by-step explanation:

       Jolene invests in two bank accounts. The first account gives a 4% interest per year and the second bank gives a 10% interest rate per year.

       She puts twice as much in the lower yielding bank account. Let us denote the amount put in high yielding bank account by . Lower yielding bank account will have .

Interest from lower yielding bank =

Interest from higher yielding bank =

Total Interest per year = $ 3996 =

∴ Jolene invested $ 22200 in higher yielding bank and $ 44400 in lower yielding bank.

answer: finding the extract measurements and knowing the points

step-by-step explanation:

225x²+4=0

225x²=0-4

225x²=-4

x²=-4/225

x=±√-4/225