Please help me with this homework

William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)

What is the solution to the equation e3x=12? round your answer to the nearest hundredth

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?