Without using a calculator cos² 43° - sin² 74° + cos² 47 - Sin16°

asked Sep 7, 2022 211k views

1 vote

Without using a calculator
cos² 43° - sin² 74° + cos² 47 - Sin16°

by Timm

2.8k points

Please log in or register to add a comment.

2 votes

Answer:

100

Explanation:

because if you add it all up you will find the sum

Clweeks answered Sep 13, 2022

3.8k points

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

3.4m questions

4.4m answers