The sum of the ages of ken and erica is 62 years. 7 years ago, ken’s age was 3 times erica’s age. how old is ken now?

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

Find the degree 3 taylor polynomial p3(x) of function f(x)=(-3x+15)^(3/2) at a=2

Pls i’m super dumb and i need with this one it’s due tomorrow