HELP ME WITH THE LAST 3 QUESTIONS, USE MODELS LIKE THE EQUATIONS ABOVE THE 3 QUESTIONS (YOU CAN SEE IT RIGHT AWAY). PLEASE HELP, OR ELSE MY TEACHER WILL TELL MAH PARENTS AND I WILL BE GROUNDED FOR 3 MONTHS!!!!!!!!!

HELP ME WITH THE LAST 3 QUESTIONS USE MODELS LIKE THE EQUATIONS ABOVE THE 3 QUESTIONS YOU CAN SEE IT RIGHT AWAY PLEASE HELP OR ELSE MY TEACHER WILL TELL MAH PAR class=