1) Si A y B son dos conjuntos: hallar A B ; A U B y A - B A = { a ; b ; c ; e ; i } B = { a ; e ; i ; o ; u } 2) 7 2 { 4 [7 + 4 (5 · 3 − 9)] − 3 (40 − 8)} = 3) [(17 − 15)3 + (7 − 12)2] : [(6 − 7) · (12 − 23)] = 4) (5 + 3 · 2 : 6 − 4 ) · (4 : 2 − 3 + 6) : (7 − 8 : 2 − 2)2 =

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

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?

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?