1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
n200080 [17]
3 years ago
8

Which expression completes the identity cos u cos v=

Mathematics
2 answers:
salantis [7]3 years ago
4 0
Cos(u+v) = cosu.cosv - sinu.sinv and cosu.cosv= cos(u+v) + sinu.sinv
or
cos(u - v) = cosu.cosv + sinu.sinv and cosu.cosv= cos(u+v) - sinu.sinv

Alex73 [517]3 years ago
4 0

A is the correct answer.


You might be interested in
Find × if m<1=2×+10 and m<2=3×-6
Lelechka [254]
∠1 = ∠2
2x +10 = 3x -6
16 = x . . . . . . . . . . . add 6-2x

Selection B is appropriate.
4 0
2 years ago
What is the area and perimeter?
luda_lava [24]

Answer:

Perimeter: 26 units

Area: 24 units²

Step-by-step explanation:

12 + 9 + 5 = 26

A = 1/2BH

A = 1/2 12(4)

A = 1/2 48

A = 24

7 0
3 years ago
Read 2 more answers
Joslyn wants to buy 4 packs of pens for 12$ each and a pack of pencils for 6$ how much money does she need
Tcecarenko [31]
Just multiply 4*12 and add 6.
answer =54
6 0
3 years ago
4 kg as a percentage of 80kg
Katarina [22]

Answer:

5%

Step-by-step explanation:

(4/80)100

4 0
3 years ago
ANSWER CHOICES ARE <br> 65<br> 95<br> 104<br> 119
LenKa [72]

Answer:

Step-by-step explanation:ghjhe

5 0
3 years ago
Other questions:
  • What is the imaginary part of the following complex number -31?
    9·1 answer
  • How do u solve 3= t + 11.5 - t ?
    7·1 answer
  • EDIE WANTED TO SUBTRACT 273-188. SHE BEGAN BY FINDING 2-1. WHAT DID EDIE DO WRONG.
    12·1 answer
  • A garden table and a bench cost S585 combined. The garden table costs S65 less than the bench. What is the cost of the bench?
    11·1 answer
  • What is the experimental probability of rolling a 6 on a 6-sided dice if rolled 12 times?
    15·1 answer
  • Find the slope of the line that is parallel to the line y = 2x + 5
    13·1 answer
  • Answer quickly plz
    12·1 answer
  • A right circular cone has a radius of 8 in. and a slant height of 12 in. These dimensions are multiplied by 6. By what factor is
    12·1 answer
  • Ten years ago, Victor's age was half of the age he will be in 10 years. How old is he<br> now?
    11·2 answers
  • Explain how to find the slope of a given line given the intercepts of the line
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!