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2 years ago

Is this relation a function? Justify your answer.

Mathematics

1 answer:

kap26 [50]2 years ago

8 0

Answer:

it is only in the positive so i would say d because they all only have one y-value each and they are all positive though so i am saying D.

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How would i find the length of g?

klasskru [66]

Answer:

$g=28.8\ units$

Step-by-step explanation:

see the attached figure with letters to better understand the problem

step 1

In the right triangle BDC

Find the value of j

Applying the Pythagorean Theorem

$j^2=5^2+12^2$

$j^2=169\\j=13\ units$

step 2

In the right triangle ABD

Applying the Pythagorean Theorem

$h^2=12^2+g^2$ ----> equation A

step 3

In the right triangle ABC

Applying the Pythagorean Theorem

$(g+5)^2=h^2+13^2$ ----> equation B

step 4

Substitute equation A in equation B

$(g+5)^2=(12^2+g^2)+13^2$

solve for g

$g^2+10g+25=144+g^2+169\\10g=288\\g=28.8\ units$

4 0

2 years ago

Help I will be marking brainliest!!!! A. 274 B. 300 C. 306 D. 316

lubasha [3.4K]

Answer:

300 units

Step-by-step explanation:

3 0

2 years ago

2 ways to tell if there is a proportional relationship

Rus_ich [418]

Answer:

straight line and line goes through the origin.

Step-by-step explanation:

without a graph, you will need to divide y/x to seeing there is a constant rate or a constant number every time you divide.

5 0

2 years ago

Use mental math to solve for the missing number:

Vaselesa [24]

Answer:

Step-by-step explanation:

Let the number be x.

The quotient of x and 3 is 13.

x/3 = 13

Multiply both sides by 3.

x = 13 × 3

x = 39

8 0

2 years ago

Read 2 more answers

A parallelogram is ______ a rhombus. never, always, sometimes

Nataly [62]

Answer:

never

Step-by-step explanation:

5 0

2 years ago