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
Yanka [14]
3 years ago
6

Sin4u=2sin 2u cos 2u​

Mathematics
1 answer:
yKpoI14uk [10]3 years ago
4 0

Answer:

If you've learnt sin(A+B) = sinAcosB + cosAsinB,

sin(4u)

= sin(2u+2u)

= sin(2u)cos(2u) + cos(2u)sin(2u)

= 2 sin(2u) cos(2u).

You might be interested in
Function 1 is represented in the table below. It shows the amount of money, y, in dollars, that Greg earns after he mows x of hi
Mademuasel [1]
I think it’s d
I hoped I helped
8 0
3 years ago
First come first served brainiest
Anni [7]

Answer:

4

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
What is MJ’s slugging average?
Ivenika [448]
In 127 games for the Barons, MJ managed just three home runs, 17 doubles, and one triple. All told, it amounted to a . 266 slugging percentage, which is puny by any measur
5 0
3 years ago
For a craft project, Jackie spent 45 minutes beading, 10 minutes painting, and 25
anygoal [31]

Answer:

1 hour and 20 minutes

Step-by-step explanation:

45+25+10=80 minutes which equal 1 hour and 20 minutes

3 0
3 years ago
Simplify square root of 306
Umnica [9.8K]

Answer:

the square root of 306 is

17.49

7 0
3 years ago
Other questions:
  • A class is selling magazines as a fundraiser of the 200 magazines sold, Ananda sold 1/8 of them. Gina sold 0.065 of the magazine
    14·2 answers
  • If y=(x+3)2 then (-2x-6)2 must equal what
    5·1 answer
  • Find the area of the shaded region.
    10·1 answer
  • Determine the circumference of a circle with a radius of 4 units.
    8·1 answer
  • How to solve this equation t+3=21
    11·1 answer
  • Are 8x and 2x to the second power like terms?
    11·1 answer
  • 11 15/26 + [-17 5/13] =
    14·1 answer
  • During the past half hour, a restaurant has had 23 orders for Pepsi and 15 orders for Mountain Dew. How many more orders have th
    13·1 answer
  • I need help! I’m not good at math and I don’t know how to do this
    11·1 answer
  • hat is the area of one base of the triangular prism? 24 square units 48 square units 160 square units 200 square units
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!