Simplify this expression: cos t(sec t − cos t)

asked Oct 16, 2019 109k views

0 votes

6.9k points

Please log in or register to add a comment.

3 votes

Answer:

Yes! Option D is the correct answer

Explanation:

D. sin^2t

BishopRook answered Oct 19, 2019

6.0k points

6 votes

$cos(t)(\sec{t}-cos(t))=(cos(t))/(cos(t))-(cos(t))^2=1-(cos(t))^2\\\\=\sin^(2){t}$

Anjali Shah answered Oct 20, 2019

5.8k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

6.5m questions

8.6m answers