Answer:
fourth option
Step-by-step explanation:
Using the trigonometric identity
cos²x + sin²x = 1
Divide all terms by cos²x
+
=
which gives
1 + tan²x = sec²x
Lo siento mucho, no hablo muy bien español ... ¡Ojalá pudiera! Sería mucho más útil de esa manera
20 I think!
Look it up just to be sure
The answer is NO open circle is not included in an inequality. The other person answered it incorrectly
Answer:
16+A
Step-by-step explanation:
4*4=16