$1,000 is invested at a rate of 3.25%, compounded annually. identify the compound interest function that models the situation. then find the balance after 8 years. a = 1000(1.03)4t ; $1,249.18 a = 1000(13.26)4t ; $1,259.18 a = 1000(1.0325)t ; $1,291.58 a = 1000(1.0325)t ; $1,270.18

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

The table below shows the angle measurements for triangle abc and triangle xyz. if triangle abc is similar to triangle xyz, what does angle z equal, in degrees?