What is 23,532 round)00ed to the nearest thousand

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Look at attachment. has all info needed. need

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?