Which is the value of this expression when a=5 and k=-2?
[3^2a^-2]^k
[3a^-1]

Suppose your school costs for this term were $4900 and financial aid covered 3/4 of that amount. how much did financial aid cover? and how much do you still have to pay?

There are 3232 forwards and 8080 guards in leo's basketball league. leo must include all players on a team and wants each team to have the same number of forwards and the same number of guards. if leo creates the greatest number of teams possible, how many guards will be on each team?

Which strategy is used by public health to reduce the incidence of food poisoning?