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stepan [7]
3 years ago
7

Sin 40 cos 50 + cos 40 sin 50 find the value​

Mathematics
1 answer:
skad [1K]3 years ago
4 0

Answer:

= 1

Step-by-step explanation:

0.4131 + 0.5868 = 0.999 --> 1

You might be interested in
Add the mixed fraction 2 1/7 and 3 3/7​
In-s [12.5K]

Answer:

5 4/7

Step-by-step explanation:

2 1/7 + 3 3/7

15/7 + 24/7

39/7

5 4/7

6 0
3 years ago
Read 2 more answers
The function f(x) is given by the set of ordered pairs. {(1,0), (–10,2), (0,6), (3,17), (–2,–1)} Which equation is true?
harkovskaia [24]

The correct equation matches the set of ordered pairs of functions:

<u><em>C.f (0) = 6 </em></u>

<h3>Further explanation </h3>

Set A to set B is said to be a function if each member of set A pairs is exactly one member of set B

So, one value of x is only assigned to one value of y

or <em>it has only one relationship for each input value </em>

A function can be expressed in the form of a cartesian diagram, the set of ordered pairs, or arrow diagram

If y is a function of x, then y = f (x)

where x is the independent variable and y is the dependent variable

x is the domain and y is the result area or range

A function can be write as ordered pair

Ordered pairs because we write the input first, and then the output

Can be described in form

<h3>(input, output) </h3>

<em>or </em>

\large{\boxed{\bold{(x,f (x))}}

So A function can be formed as a set of ordered pairs:

For example a set of ordered pairs

  • (2,4), (3,5), (4,6)

input values ​​(as domain) 2,3,4

output values ​​(as range) 4,5,6.

We complete the questions  with answer choices :

The function f (x) is given by the set of ordered pairs. {(1,0), (–10,2), (0,6), (3,17), (–2, –1)}:Which equation is true?

f(-10)=1

f(2)=-10

f(0)=6

f(1)=-10

Let see  the answer choices :

  • f (-10) = 1

values ​​x = -10, f (x) = y = 1, ordered pairs (-10,1)

  • f (2) = - 10

values ​​x = 2, f (x) = y = -10, ordered pairs (2, -10)

  • f (0) = 6

value x = 0, f (x) = y = 6, ordered pairs (0.6)

  • f (1) = - 10

values ​​x = 1, f (x) = y = -10, ordered pairs (1, -10)

So the answer choices that correspond to the set of ordered pairs of functions above are choices C.f (0) = 6

<h3>Learn more </h3>

F (x) = x2 + 1 g (x) = 5 - x

brainly.com/question/2723982

the inverse of the function f (x) = 2x-10

brainly.com/question/628130

domain of the function

brainly.com/question/4135536

Keywords: domain, function, the set of ordered pairs, input, output

3 0
4 years ago
Read 2 more answers
Can someone pls help will mark as brainliest
pogonyaev

Answer:

x<-14

Step-by-step explanation:

Hello,

If we multiply by positive numbers it does not change the inequality, right?

So let's multiply by 10 both sides, it comes

2(4x+1)+10

I did not find a good way to show you here the number line. You need to basically take all numbers which are at the left of -14 on that line.

Hope this helps.

Do not hesitate if you need further explanation.

Thank you

8 0
4 years ago
Read 2 more answers
State 7m to 250cm as a ratio in its lowest terms
madam [21]
First you have to convert the numbers to the same units.  Either m to cm or cm to m.
To go from meters to centimeters you multiply the number by 100.
7*100=700cm
Now you have 700cm/250cm.  This needs simplified
I divided each number by 50 to get 14 and 5
14cm/5cm or 14cm:5cm
3 0
3 years ago
What value of x makes the equation true?
Aleksandr [31]
♥ Answer: x=-6.9

Solve:
You need to <span>Simplify both sides of the equation.
</span>806.265=-116.85x
Now: <span>Flip the equation.
</span>-116.85x=806.265<span>
</span>Lastly <span>Divide both sides by -116.85.
</span>\frac{-116.85x}{-116.85} = \frac{806.265}{-116.85}


Final answer: x=-6.9


6 0
4 years ago
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