Expand and simplify please as new as soon as

(4/9)x^2 - (9/25)y^2

Step-by-step explanation:

((2/3)x-(3/5)y)*((2/3)x+(3/5)y)

(4/9)x^2 + (6/15)xy - (6/15)xy - (9/25)y^2

(4/9)x^2 - (9/25)y^2

4096 bacteria

step-by-step explanation:

answer: since the question is talking about growth you have to use the growth formula which is inital amount (1 + growth)^time

step-by-step explanation:

the intial amount is 1200, the growth is 4.8, and the time is 7. plug those numbers into the equation, also i think you have to change 4.8 into a percent. but, i have forgotton how to do that. if this is a online class go on to the lesson.