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2 years ago

Please help me i’ll mark brainliest

Mathematics

2 answers:

Andreas93 [3]2 years ago

6 0

Answer:

It is a function because it doesn't have 2 inputs (do vertical line test)

Step-by-step explanation:

A function only has one input.

TIP: make sure no points connect. If they do, it's not a function.

Zanzabum2 years ago

4 0

I think this is a modulus function with a certain domain..?

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How do you solve a/7+5/7=2/7

Anton [14]

$\frac{a}{7} + \frac{5}{7} = \frac{2}{7} \\ \frac{a + 5}{7} = \frac{2}{7} \\ 7(\frac{a + 5}{7}) = 7(\frac{2}{7})$
a + 5 = 2
a + 5 - 5 = 2 - 5
a = -3

Hope this helps! :)

4 0

3 years ago

What is the cosecant of angle C?

pishuonlain [190]

Cosecant = hypotenuse / opposite side ( that is 1 / sine)
csc C = AC / 8

AC = sqrt (6^2 + 8^2) = sqrt 100 = 10

so cosecant of C is 10/8 = 1.25

5 0

3 years ago

I don’t really understand this anyone here to help

Troyanec [42]

Answer:

1/10 5 2

20 1 1/20

1/2 1/5 10

Step-by-step explanation:

8 0

3 years ago

The area of the triangle is ____ (rounded to the ones place) inches squared

Rzqust [24]

Answer: 27.7 square inches.

Step-by-step explanation:

Let 'a' be the side of equilateral triangle.

Then the perimeter of the triangle = a+a+a=3a

Given: Perimeter of the equilateral triangle = 24 inches We know that the area of a equilateral triangle is given by :-

4 0

3 years ago

1. Some roads in Poland have a speed limit of 140 km/h. How fast is this in miles per minute?

Y_Kistochka [10]

I only know number one here you goSolution
Conversion for Km to Miles
1km = 0.621 miles

Conversion Hours to minutes
1 hr = 60 mins

solve
140 (0.621 miles / 60 mins )
= 140 (0.01035 miles/min)
= 1.449 miles/min

8 0

3 years ago

Read 2 more answers