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3 years ago

Tanθ<0 and (tanθ)(cscθ)>0

Mathematics

1 answer:

OleMash [197]3 years ago

5 0

Que? Que es oofff what

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What are the coordinates of the vertex of the parabola y=x^2+2x-1

kozerog [31]

Y = x^2 + 2x - 1 = x^2 + 2x + 1 - 1 - 1 = (x + 1)^2 - 2
The vertex of a parabola given by y = a(x - h)^2 + k is (h, k).

Therefore, the vertex of y = (x + 1)^2 - 2 is (-1, -2)

3 0

3 years ago

. Choose the correct answer to 318 x 6. 1,808 1,906 1,918 1,908

Travka [436]

Answer:

1,908

Step-by-step explanation:

4 0

3 years ago

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How many hours is this flight: Departure Dallas, TX 8:30 am Arrival Chicago, IL 10:30 am

GenaCL600 [577]

Answer:

$2\ hours$

Step-by-step explanation:

To know the hours of flight, subtract the departure time from the arrival time

$(10:30 am-8:30 am)=2\ hours$

Remember that Chicago and Dallas are in the same time zone

8 0

3 years ago

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In your own words, explain the concept of a variable. Discuss how you can teach a class about the use of variables and how they

vesna_86 [32]

VARIABLE is a symbol which is used for representation in a math.

According to the statement

we have to explain about the what is a variable.

So, VARIABLE is a symbol which is used for representation in a math.

It represent the so many things like Algebra, Matrix,Vector etc. and also so many things.

A variable may also be called a data item.

It is used to represent a data like country name, name, age, date of birth etc.

we know that the every thing is changeable. So, like ther things variables are also changeable.

The changing of variable parameters is called as variation. In problems relating to two or more variables, it is seen that the value of a variable changes with the change in the value.

So, VARIABLE is a symbol which is used for representation in a math.

Learn more about VARIABLE here brainly.com/question/1295072

#SPJ4

8 0

2 years ago

Write the ratio 48:30:42 in its simplest form

Zielflug [23.3K]

Answer- 8:5:7

Explanation:
Find the greatest common factor for all of them. Which is 6.
Then you just divide each number by 6
48/6= 8
30/6= 5
42/6= 7
Making it 8:5:7

7 0

3 years ago