If f(x) = x2 and g(x) = 1

2x + 3 , find g(f(-
-1

1

25

1

5

1

Polygons efgh and e′f′g′h′ are shown on the coordinate grid: what set of transformations is performed on efgh to form e′f′g′h′? a. a translation 1 unit to the left followed by a 90-degree counterclockwise rotation about the origin b. a translation 1 unit to the right followed by a 90-degree counterclockwise rotation about the origin c. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the right d. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the left

Given that abcd is a rhombus, what is the value of x?

If the value of cos330°is√3/2 then find cos 165°.