Multiply and dividing rational numbers

8/9 ÷ 2/3

7/8 × 1/4

3/4×1/6

Which of the following is the true for f(x) = 5cos

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4