Find the exact values of the following, giving your answers as fractions. a) 3^-2
b) 4^-3
C) 2^-6

Brainliest ! which of the coordinates are not of th vertices of the feasible region for the system of inequalities y≤4,,x≤5,x+y> 6 a(2,4) b(0,6) c(5,4) d(5,1)

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?