mrrknsharma mrrknsharma

29-08-2021
Mathematics

contestada

If sin (A + B) = 1 and cos (A - B) = 1, find A, B

Respuesta :

mohamedruham78 mohamedruham78

29-08-2021

Step-by-step explanation:

sin (A + B) = 1 =sin 90

A+B=90 equation 1

cos (A - B) = 1=cos 0

A-B=0 equation 2

add 1 and 2

2A=90 A=45

2B=90 B=45

Answer Link

Otras preguntas

read the prompt then type the answer in the box. the interview with eileen collins and the article" first all female space walk" both focus on women breaking ba

The Ottoman Empire became weak because ethnic and religious groups _____. A) immigrated to the area B) wanted autonomy C) emigrated from the area D) attacked th

Suppose a friend is always tired because she stays up late watching television. Which factor is having a negative influence on her health

Which was a result of the Great Depression

During the Cold War, a defector was someone who

Use an appropriate series in (2) in Section 6.1 to find the Maclaurin series of the given function. Write your answer in summation notation. 1 5 x

21. In each of the following situations, attribute theFundamental Right guaranteed:a. A child of an HIV positive parent seeks admission in asecondary school.b.

Difference between cold and warm blooded animal.

which sentence is best structured to emphasize the importance of one idea over another? A. Im planning to grow a flower garden this year. B. Before I plant my

To access a ___ library, you will need a computer and Internet access.