What is the area of a rectangle that is 1/2 feet long and 2/3 feet wide? Hint: Put the fraction into simplest form!

Question 1 options:

3/5

1/3

2/6

1/3

Step-by-step explanation:

( 1/2) (2/3) = 2/6 = 1/3

1/3

Step-by-step explanation:

I'm good at math, Sorta TnT

hello from mrbilldoesmath!

answer:

25x^2 + 90x + 84

discussion:

mn(x) = m(n(x)) = m( 5x + 9) =

(5x + 9)^2 + 3 =>

25x^2 + 90x + 9^2 + 3 =

25x^2 + 90x + 84                 (as 9^2 = 9*9 = 81)

which is the second choice

regards,  

mrb

p.s.   i'll be on vacation from friday, dec 22 to jan 2, 2019. have a great new year!