betwas
betwas betwas
  • 16-10-2019
  • Mathematics
contestada

please help i have no idea what it means and the test is tomorrow.

Respuesta :

MathPhys
MathPhys MathPhys
  • 16-10-2019

Answer:

H. 2

Step-by-step explanation:

√(1 − cos² x) / sin x + √(1 − sin² x) / cos x

Use Pythagorean identity.

sin² x + cos² x = 1

So:

1 − cos² x = sin² x

and

1 − sin² x = cos² x

Substitute:

√(sin² x) / sin x + √(cos² x) / cos x

sin x / sin x + cos x / cos x

1 + 1

2

Answer Link

Otras preguntas

Imagine a president has reached an agreement with the Prime Minister of another country on new policies that countries will enforce together. The president know
In △ABC,a=14, b=17, and c=22. Find m∠B
What impact did Soviet Communism have on its people and the businesses within the countries under the U.S.S.R.?Choose all that apply.Select 1 correct answer(s)S
AP Psychology When Bob noticed a pain in his thigh, he was convinced it was a sign of bone cancer. Although x-rays revealed no sign of cancer, Bob sought the op
What is 5/9 as a decimal rounded to 3 decimal places?
PLEASEEE HELP!! Determine if each of the following represents a function. I answered it but I’m not sure if it’s right or not?
What are three groups of musical instruments?
a. Which of the following statements is true about what happens in all chemical reactions? The ways in which atoms are joined together is not changed. b. New at
who want to help me with my math
what can you guess about Camila and Monica, based on their conversation