kellymruk kellymruk
  • 02-12-2020
  • Mathematics
contestada

Find the exact value of cos(a-b) given sin(a)=-4/5 and cos(b)=-5/8 for a in Quadrant III and B in Quadrant II.

See picture for answer choices.

Find the exact value of cosab given sina45 and cosb58 for a in Quadrant III and B in Quadrant II See picture for answer choices class=

Respuesta :

millardfayeth millardfayeth
  • 10-12-2020

Answer: B

Step-by-step explanation:

Answer Link

Otras preguntas

Drag three quotations from the excerpt into the empty boxes under the main ideas they support
Why do large-scale convection currents occur in the atmosphere? A. The air at the equator is much warmer than the air at the poles. O B. Earth's rotation causes
How many atoms are in 3.5 mol he?
Your dod common access card has a public key infrastructure token approved for access to the.
I can’t find the leaderboard in iOS, are they hidden?
Exposure to even small amounts of radiation may cause
Which of these need to be purchased in addition to renter's insurance? Select all that apply. -Earthquake insurance -fire insurance -flood insurance -Lightning
Economics: To address a rise in inflation, a government may: O A. raise interest rates to allow businesses to borrow more money. B. reduce the amount of money i
Who is depicted in the image below? ​
What is the solution to this equation? X/-3=-6 A. x = -2 x| OB. x=2 OC. x = 18 OD. x= -18