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hammer [34]
3 years ago
9

A) Show that sin 3x = 3 sin x - 4 sin³ x

Mathematics
1 answer:
svp [43]3 years ago
3 0
A) linked photo
b) linked photo
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Julia rides her horse 18 km with a constant speed of 6 km/hr and another 24 km with a constant speed of 12 km/hr. What is her av
tester [92]

The answer is 8.4km/hr


(6+6+6+12+12)÷5=8.4


I don't know how to explain it it's as easy as 2+2 but as hard as explaining how to get 4 from 2+2

4 0
3 years ago
The size of a television is given by the length ofthe diagonal of the screen. the ratio of the height to the width of wide flat-
lbvjy [14]
The diagonal of the tv screen is given by:
 d = root ((w) ^ 2 + (h) ^ 2)
 Where,
 w: width
 h: height
 In addition we have the following relationship:
 h / w = 8/15
 Thus,
 For the width:
 d = root ((w) ^ 2 + ((8/15) w) ^ 2)
 For the high:
 d = root (((15/8) h) ^ 2 + (h) ^ 2)
 Answer:
 
The expressions for the width and height of a wide-screen tv in terms of the length of its diagonal are:
 
d = root ((w) ^ 2 + ((8/15) w) ^ 2)
 
d = root (((15/8) h) ^ 2 + (h) ^ 2)
5 0
4 years ago
HELP I NEED HELP ASAP
Nady [450]

Answer:

A

Step-by-step explanation:

because the -2 is where the point is and the slope will start there so when you draw a line the line will pass by (0,-2)

5 0
3 years ago
News cameras take an overhead picture of a part of a crowd at an outdoor event. journalists then count the number of people in t
Law Incorporation [45]

The given process is an example of a cluster system.

<h3>What is the cluster system?</h3>

The clustered systems are a combination of hardware clusters and software clusters.

The hardware clusters help in sharing of high-performance disks between the systems.

The software clusters makes all the systems work together.

Each node in the clustered systems contains the cluster software.

A cluster refers to a group of inter-connected computers where it works together to support applications and middleware (e.g. databases).

In a cluster, each & every computer is known to be a “node”.


To know more about the cluster system click the link given below.

brainly.com/question/4804019

7 0
2 years ago
Please help with this question
myrzilka [38]
13-9 = 4
4-4 = 0
0 divided by 2 = 0
2x = 0
x = 0
7 0
3 years ago
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