Please help me i dont understand it and i dont know the answers

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

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

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.