mckrules2 mckrules2

20-10-2020
Mathematics

contestada

Look at the picture below. What is tan(A – B)?

Thanks!

Look at the picture below What is tanA B Thanks class=

Respuesta :

20-10-2020

Step-by-step explanation:

the mistake was made when the value of cos 3 pi over 2 was calculated.

tan(A-B)= ?since tan=sin/cos

sin(A-B) = sinAcosB-cosAsinB

cos(A-B) cosAcosB+sinAsinB

divide by cos on the RHS

tan(A-B)= tanA-tanB

1+tanAtanB

Answer Link

Otras preguntas

You can't_ an old dog new tricks present tense fill in the blank

what does the following sentence mean? "el nino esta feliz"?

Does a written reflection mean handwritten or typed?

When an oceanic plate and a continental plate collide, what is the resulting feature? Mid-ocean ridge Mountain Rift valley Trench

What is a triangle with all three sides of the same length?

Eric has 58 stamps. Sheena gave 1/4 of her stamps to Eric. After giving 1/5 of his stamps to Raju, Eric still had 96 stamps. Find the total number of stamps She

Which sentence correctly describes the speaker's taste in food? A.Me gustan mucho las tortas de chocolate porque es muy amargo. B.Me gustan mucho las tortas de

A stop sign is a regular octagon. Each side of the sign is 12.6 in. long. The area of the stop sign is 770 in.^2. What is the length of the apothem to the neare

Which of the following abbreviations is used to document cases in which the cause of a patient's symptoms are unknown

what is significance of malcolm's army carrying branches from birnam wood to the castle