Complete the Pythagorean identities

Exercise and reference answers

Missing parts

1. Answer

   1

   Choices

   1. 0
   2. 1
   3. 2

2. Answer

   sec^2 x

   Choices

   1. csc^2 x
   2. tan^2 x
   3. sec^2 x

3. Answer

   csc^2 x

   Choices

   1. csc^2 x
   2. sec^2 x
   3. cot^2 x

Complete the statement

sin^2 x + cos^2 x = {0} 1 + tan^2 x = {1} 1 + cot^2 x = {2}

Instructions

Tap a chip to fill each blank so all three identities hold.

Explanation