2.1 Insert the function f(x) = 2 cos’ x-1 o Start: -180° ; End: 180°
o Step 45°
(1)
180°
0°
45°
135°
90°
-45°
2.1.1 Complete the following table:
-180° -135° -90°
2 cos? x-1
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Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the sunflower? ? plz write a proportion to solve i will give you 100 points