20 points & Brainliest to the one who gets ALL of them correct! NEED HELP ASAP Verify these Identities & SHOW YOUR WORK:

1. cosx−cosxsin²x = cos³x

2. =

3. cos⁴b−sin⁴b = 1−2sin²b

4. =

5. (secx−tanx)² =

HELP!!!

In the figure dhg fhe which statement is true by cpctc

Algebra 1: unit 6 part 2 of test a) the table shows a linear function. x 0 1 2 3 5 13 21 29 37 45 53 (a) determine the difference of outputs of any two inputs that are 1 unit apart. show your work. (b) determine the difference of outputs of any two inputs that are 2 units apart. show your work.

What percent of the circle below is shaded?