Determine whether there a function or not a function

Determine Whether There A Function Or Not A Function
Determine Whether There A Function Or Not A Function

Answers

Answer 1

Answer:

21 is a function but 20 is not

Answer 2

Answer:

20 no

21 yes

if you draw a line parallel with y axes

if it cut graph in two points or more than it's not function


Related Questions

PLEASE PLEASE PLEASEEEE HELP 50 POINTS AND BRAINLIEST!

Answers

Answer:

Tons generated: 11.388 x 10^7
Tons recovered: 5.025 x 10^7

Explanation:

The question asks for the TOTAL amount generated/recovered so the final answer will be a combination (addition) of the paper, glass, and plastics.

The number are all (# x 10^7) so no conversions must take place.

Adding up the first row we get…
11.388 x 10^7

The second row would be…
5.025 x 10^7

Jay decides to walk home from school today. He lives 3 miles from school and can walk home in 45 minutes. At what rate is Jay
traveling?
A)
1 mile/10 minutes
B)
1 mile/15 minutes
o
1 mile 20 minutes
D)
1 mile/30 minutes

Answers

To find out the answer you would divide 45 by 3.

45/3 = 15

Therefore the answer is B -
1 mile/15 minutes

Answer:

b 1mile/10 min

Step-by-step explanation:



In comparing two distributions, which attribute would you not compare?

A. Joint frequency

B. Shape

C. Spread

D. Center

Answers

A. Joint frequency, it’s right I checked it myself

Answer:

If joint frequency isn't an option it is Marginal frequency

What is the slope of the line on the graph?




Enter your answer in the box.

No links Nothing unrelated

Answers

Answer:

6

Step-by-step explanation:

(y1-y2)/(x1-x2) = (-1-5)/(0-1) = -6/-1 = 6

In Circle O, AB = 12 centimeters and mAOB = 60°. Find the exact length of arc AB

Answers

Answer:

24cm (piste 20characteristic pa bago masabi sagot)

one kilometer is 1000 meters complete the tables what is the interpretation of the constant of proportionality

Answers

Answer:

Step-by-step explanation:

Left side:

250=1/4 km (0.25)

12 meters=0.012

1 meter= 0.001

Right side: 5=5000 meters

20=20000 meters

Step-by-step explanation:

Left side: You divide each number by 1 km, and you should get the answer.

Right side: Do the same for the right side. But, instead of division, use multiplication.

What is the two perfect squares of 237?

Answers

Answer:

What is the two perfect squares of 237?

Step-by-step explanation:

The Two perfect squares of 237

I guess It didn't have any square

although its square is 15.39480432

What is the mean for the data shown in the line plot? please help fast!
a. 10
b. 6
c. 4
d. 5

Answers

Answer:

D. 5

Step-by-step explanation:

read each number from the plot. remember each x represents one number so there are 11 numbers. you divide it then it gives you 5

Answer: The answer is 6

Hopefully, this is correct!

What is the product (−4)(7)(−2)

Answers

Answer:

98

Step-by-step explanation:

1. (-4)(-2) equals 14 beacuse when you muiltpy two negatives yiui get a postive.

2. 14(7) equals 98

PLEAS HELP SOLVE FOR A WITH STEPS PLZ DUE TONIGHT

Answers

Ans wer

i dont know hmmmmmmmmmmmmmmmmmmmmmmmmmm

Step-by-step explanation:

The answer is a=-88
Multiply on both side and equal it toda h other

An engineer is estimating the weight of a steel beam. The actual weight of the beam is 152 pounds. The engineer's estimate is 150 pounds.
Find the absolute error and the percent error of the engineer's estimate. If necessary, round your answers to the nearest tenth.

Answers

Answer/Step-by-step explanation:

To find the absolute difference, we simply have to see by how much pounds the estimation was off.

The real measure was 152 pounds, the estimated weight was 150.

D = 152- 150 = 2 pounds.

For the percent of error, we divide the absolute difference (52) by the real value () and we'll get the % of error.  So,

%D = 52 / 152 = 0.0034, so 0.34%  

5/6x10..........................

Answers

Answer:

Your answer is 8 1/3 or 25/3.

Step-by-step explanation:

Hope this helps!

The graph represents the data cost for monthly Internet service for a cell phone.

On a coordinate plane, a graph titled Cell Phone Internet Service shows Gigabytes Used on the x-axis and Monthly Cost in dollars on the y-axis. A piecewise function has 3 lines. The 1st line has a closed circle at (0, 15), continues horizontally at y = 15, then has a closed circle at (2, 15). The 2nd line has an open circle at (2, 20) and then continues up to a closed circle at (6, 40). The 3rd line has an open circle at (6, 50) and then continues horizontally at y = 50.
Which function, C(x), represents the monthly cost in dollars in terms of x, the number of gigabytes used in a month?

C(x) = StartLayout enlarged left-brace 1st Row 1st column 15, 2nd column 0 less-than-or-equal-to x less-than-or-equal-to 2 2nd Row 1st column 5 x + 10, 2nd column 2 less-than x less-than-or-equal-to 6 3rd Row 1st column 50, 2nd column 6 less-than x EndLayout
C(x) = StartLayout enlarged left-brace 1st Row 1st column 15, 2nd column 0 less-than-or-equal-to x less-than 2 2nd Row 1st column 5 x + 20, 2nd column 2 less-than-or-equal-to x less-than 6 3rd Row 1st column 50, 2nd column 6 less-than-or-equal-to x EndLayout
C(x) = StartLayout enlarged left-brace 1st Row 1st column 15x, 2nd column 0 less-than-or-equal-to x less-than-or-equal-to 2 2nd Row 1st column 20 x + 5, 2nd column 2 less-than x less-than-or-equal-to 6 3rd Row 1st column 50 x, 2nd column 6 less-than x EndLayout
C(x) = StartLayout enlarged left-brace 1st Row 1st column 15x, 2nd column 0 less-than-or-equal-to x less-than 2 2nd Row 1st column 5 x + 10, 2nd column 2 less-than-or-equal-to x less-than 6 3rd Row 1st column 50 x, 2nd column 6 less-than-or-equal-to x EndLayout

Answers

Answer:

C(x) = 15            0 ≤ x ≤ 2

C(x) = 5x + 10    2 < x ≤ 6

C(x) = 50           x > 6

Step-by-step explanation:

Its A

Answer:

c

Step-by-step explanation:

Kira and Aldo each opened a savings account today. Kira opened her account with a starting amount of, $270 and she is going to put in $85 per month. Aldo opened his account with no starting amount, and he is going to put in $112 per month.

Answers

Answer:

so whats the questiob

Step-by-step explanation:

Answer:

so for kira, in a year shes is going to have 1290$ in a year and 645$ in six.

for aldo, hes going to have 1344$ in. ayear and  672$ in 6 months.

aldo has more money per month even tho kira had that starting 270$

Step-by-step explanation:

hope this helps you :)

Determine whether the ordered pair (0, 2) is a solution to the equation –2x + y = –1.

Answers

Answer:

Below.

Step-by-step explanation:

The ordered pair (0, 2) tells us that x = 0 when y = 2.

We just plug these values in the given equation and see if the left side = the right.

Left side = -2(0) + 2 = 2.

Right side = -1.

- so they are not a solution.

I need help with find this problem out

Answers

Ok so first, we know just by looking that QT is 180° since it’s a fraught angle. If you subtract angle QRS from QT, you’ll get the value for angle SRT. 180-162 is 18 so SRT IS 18°. The other angle of the triangle is already given to us as 130°. Since all three angles of a triangle add up to 180°, we can subtract the two angles to get the remaining one. 180-130-18 is 32 so the missing angle is 32°
Hope this helped :)

Answer:

Step-by-step explanation:

Hi there!

∠SRQ = 162°

∠STR = 130°

∠RST = ?

Now;

∠SRQ = ∠RST+∠STR   [external angle is equal to the sum of opposite interior angles of triangle]

∠RST = ∠SRQ-∠STR

∠RST = 162°-130°

Therefore, the measure of ∠RST is 32°.

Hope it helps!

Miguel pays $18 every month for his online guitar lessons. At this rate, how much will Miguel pay for 1 year of guitar lessons?

Answers

Answer:$216

Step-by-step explanation:

you do 18 * 12 because he gets 18 every month and there are 12 months in a year

50 pts
A cube has a volume of 73 cubic centimeters. What is its surface area in
square centimeters?
Just type the number of the answer.

Answers

The cylinders surface area is 104.8 cm

Carmen had one third cup of sugar for 3 pitchers of fruit juice . She poured the same amount of sugar into each pitcher .how much sugar did Carmen pour into each of fruit juice

Answers

Answer:

9

Step-by-step explanation:

PLS HELP ME
PLS HELP ME

Answers

Answer:

A x=-8 or x=-2

B x=-4 or x=-3

C x=-1 or x=-12

what is 20/25 as a percent

Answers

Answer:

80%

Step-by-step explanation:

Find the slope of the line that passes through (3, 6) and (7, 7).

Answers

Answer:

0.25

Step-by-step explanation:

do y2-y1 divided by x2-x1

Answer:

1/4

Step-by-step explanation:

[tex]m=\frac{7-6}{7-3} =\frac{1}{4}[/tex]

I hope this help you

Plz help me I don’t understand. Thanks

Answers

there are two answer these are them:

5x + 2y = 10 and 15x = -6y - 9

Step-by-step explanation:

Simplify: [5×(25)^n+1 - 25 × (5)^2n]/[5×(5)^2n+3 - (25)^n+1​]​

Answers

[tex] \green{\large\underline{\sf{Solution-}}}[/tex]

Given expression is

[tex]\rm :\longmapsto\:\dfrac{5 \times {25}^{n + 1} - 25 \times {5}^{2n} }{5 \times {5}^{2n + 3} - {25}^{n + 1} } [/tex]

can be rewritten as

[tex]\rm \:  =  \: \dfrac{5 \times { {(5}^{2} )}^{n + 1} - {5}^{2} \times {5}^{2n} }{5 \times {5}^{2n + 3} - {( {5}^{2} )}^{n + 1} } [/tex]

We know,

[tex] \purple{\rm :\longmapsto\:\boxed{\tt{ {( {x}^{m} )}^{n} \: = \: {x}^{mn}}}} \\ [/tex]

And

[tex] \purple{\rm :\longmapsto\:\boxed{\tt{ \: \: {x}^{m} \times {x}^{n} = {x}^{m + n} \: }}} \\ [/tex]

So, using this identity, we

[tex]\rm \:  =  \: \dfrac{5 \times {5}^{2n + 2} - {5}^{2n + 2} }{{5}^{2n + 3 + 1} - {5}^{2n + 2} } [/tex]

[tex]\rm \:  =  \: \dfrac{{5}^{2n + 2 + 1} - {5}^{2n + 2} }{{5}^{2n + 4} - {5}^{2n + 2} } [/tex]

can be further rewritten as

[tex]\rm \:  =  \: \dfrac{{5}^{2n + 2 + 1} - {5}^{2n + 2} }{{5}^{2n + 2 + 2} - {5}^{2n + 2} } [/tex]

[tex]\rm \:  =  \: \dfrac{ {5}^{2n + 2} (5 - 1)}{ {5}^{2n + 2} ( {5}^{2} - 1)} [/tex]

[tex]\rm \:  =  \: \dfrac{4}{25 - 1} [/tex]

[tex]\rm \:  =  \: \dfrac{4}{24} [/tex]

[tex]\rm \:  =  \: \dfrac{1}{6} [/tex]

Hence,

[tex]\rm :\longmapsto\:\boxed{\tt{ \dfrac{5 \times {25}^{n + 1} - 25 \times {5}^{2n} }{5 \times {5}^{2n + 3} - {25}^{n + 1} } = \frac{1}{6} }}[/tex]

I am a 4 digit number.My hundred's digit is 4 less than my thousands digit.My unit's digit is 7 less than my ten's digit.My ten's digit is 3 more than my hundred's digit.My thousand's digit is the largest single digit number.what number am i?​

Answers

Answer:

9581

Step-by-step explanation:


[tex]Simplify: \frac{ {x}^{a + b} . {x}^{b + c} {x}^{c + a} }{ {x}^{a}. {x}^{b} . {x}^{c} } \\ [/tex]
Need help please.​

Answers

Step-by-step explanation:

[tex] \bf \underline{Solution-} \\ [/tex]

We have to simplify the given expression.

[tex] \rm = \dfrac{ {x}^{a + b} \cdot {x}^{b + c} \cdot {x}^{c + a} }{ {x}^{a} \cdot {x}^{b} \cdot {x}^{c} } [/tex]

We know that:

[tex] \rm \longmapsto {x}^{a} \times {x}^{b} = {x}^{a + b} [/tex]

[tex] \rm \longmapsto \dfrac{ {x}^{a} }{ {x}^{b} } = {x}^{a - b} [/tex]

Therefore, we get:

[tex] \rm = \dfrac{ {x}^{(a + b) + (b + c) + (c + a)}}{ {x}^{a + b + c} } [/tex]

[tex] \rm = \dfrac{ {x}^{2(a + b+ c)}}{ {x}^{a + b + c} } [/tex]

[tex] \rm = {x}^{2(a + b+ c) - (a + b + c)}[/tex]

[tex] \rm = {x}^{a + b + c}[/tex]

How can data be represented?​

Answers

Data can be represented in tables, charts, and graphs.

In a chart table or graph

please help me ill give brainliest plz give me a simple answer​

Answers

Answer:

this is just trial and error. Answer is 3

Find the GCF
of 10 and 50 using
the distributive
property.
(10+50)
BRAINLIEST

Answers

Answer:

10

Step-by-step explanation:

Answer:

I thin the asnweris 60

Step-by-step explanation:

Let me know if i'm right I don't know if I followed all the steps

help plssssssssssssssssssssssssssssssssssssz

Answers

Answer:

2x+y=-10

Step-by-step explanation:

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