Find effective rate (APY) and show work: (Round your answer to the nearest hundredeth.) Principal: $8,000
Rate: 12%
# of times compounded per year: Semi-annually
Solve For Effective Rate (APY): ??% ​

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?

If f(x) = 2x + 8 and g(x) = x4, what is (gº)?

Given that sin∅ = 1/4, 0 < ∅ < π/2, what is the exact value of cos∅? a. (√4)/4 b. (√15)/4 c. (4π)/2 d. (4√2)/4