If you’re good at geometry could you help me please

Plz determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 196 is a difference of squares: (y + 14)2 is a difference of squares: (y – 14)2 is a difference of squares: (y + 14)(y – 14) is not a difference of squares

What is the value of f(x) = 2.2 for f(-2)?

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