Which of these functions are linear ?

Which Of These Functions Are Linear ?

Answers

Answer 1

Answer:

E

Step-by-step explanation:

A function that is linear is a straight line. A linear function can be found using [ y = mx + b ]

F shows an example of a quadratic function. A quadratic function can be found using [ f(x) = ax² + bx + c ]

Best of Luck!

Answer 2

[tex] \LARGE{ \underline{ \blue{ \bf{Required \: answer:}}}}[/tex]

The answer is E because the graph of linear equation is a straight line whereas the graph of a quadratic equation is a parabola opening upwards or downwards depends upon the coefficient of a in standard form : ax² + bx + c.

Linear equation have atmost 1 zero. This we can determine through the graph.

Quadratic equation have atmost 2 zeroes and the no. of times it intersect with x-axis determines the no. of zeroes of the quad. equation.

#CarryOnLearning


Related Questions

1/4 :10=x:4

whats the value of x?

pls hurry i have 8 minutes

Answers

Step-by-step explanation:

what do the : mean ??? are you sure

Answer:

x=1/10

Step-by-step explanation:

1/4÷10=x/4

10x=4*1/4

10x=1

x=1/10

WILL MARK BRAINLIEST

Answers

Answer:

4

Step-by-step explanation:

Name both pairs of alternate interior angles.​

Answers

Is there a picture??

need help getting 5 brainiest

Answers

Answer:

please me .. im trying to rank up

i need 24 points

Step-by-step explanation:

Answer questions can’t be that hard

3x + 4 = 8x - 11
Solve using properties of equality.
check your solution.
x = a

Answers

Answer:

x=3

Let me know if you need an explanation.

Answer:

x = 3

Step-by-step explanation:

Step 1. add 11 to both sides

3x + 4 = 8x - 11

    +11         +11

3x + 15 = 8x

Step 2. subtract 3x from both sides

3x + 15 = 8x

- 3x        -3x

15 = 5x

Step 3. divide by 5 to isolate x

15 = 5x

/5     /5

x = 5

 

Which expression is 0.5 times as large as 342 + 156?

Answers

Answer:

(342+156)x.5= 420

Step-by-step explanation:

Review the proof (not in order) of the identitySine (StartFraction x Over 2 EndFraction) = plus-or-minus StartRoot StartFraction 1 minus cosine (x) Over 2 EndFraction EndRoot.

What is the correct sequence of steps?

Answers

Answer:

C.1-4-2-3-5

Step-by-step explanation:

did it on edge

Answer:

The answer is c

Step-by-step explanation:

find each unit rate. round to the nearest hundredth if necessary

128 lb of dog food for 16 dogs ​

Answers

8 pounds of food per dog

A hill on a hiking trail goes up to 69 feet over a distance of 138feet. Find the grade of the hill

Answers

Answer: The grade of the hill = 50%

Step-by-step explanation:

The grade is the slope( expressed as a percent). To evaluate the slope we divide the rise by the run.

Given: A hill on a hiking trail goes up to 69 feet over a distance of 138 feet.

So, rise= 69 feet   , run = 138 feet.

The grade of the hill = [tex]\dfrac{rise}{run}\times100[/tex]

[tex]=\dfrac{69}{138}\times100=50\%[/tex]

Hence, the grade of the hill = 50%

Identify each pair of congruent vertical angles.
Please help! I’ll give out brainliest to whoever answers first and correctly !! :)

Answers

Answer: 1&6; 5&2; 3&8; 4&7

Please answer these questions.It is only two questions and they are super small.I have put the picture of the question down below.

Answers

Answer:

9. y= ¼x -5

10. y= 2x +18

Step-by-step explanation:

Slope-intercept form:

y= mx +c, where m is the slope (also known as gradient) and c is the y-intercept.

9. The given equation is already written in the slope-intercept form. The coefficient of x is ¼, thus the gradient of the given line is ¼.

Parallel lines have the same gradient and hence, gradient of line is also ¼.

Substitute m= ¼ into the equation:

y= ¼x +c

To find the value of c, substitute a pair of coordinates.

When x= 8, y= -3,

-3= ¼(8) +c

-3= 2 +c

c= -3 -2

c= -5

Thus, the equation of the line is y= ¼x -5.

10. Gradient of given line= 2

Parallel lines have the same gradient.

Thus, gradient of line= 2

Substitute m=2 into the equation:

y= 2x +c

When x= -4, y= 10,

10= 2(-4) +c

10= -8 +c

c= 10 +8 (+8 on both sides)

c= 18

Therefore, the equation of the line is y= 2x +18.

What are some equivalent ratios to 16:6

Answers

Answer: 8:3, 32:12, 64:24

6:16
12:32
18:48
Hope this helps!!!

A square patio has an area of 147 square feet. How long is each side of the patio to the nearest tenth?

Answers

Answer:

37. Because 147 divided by 4 (square has 4 sides lol) and you come up with 36.75 and then you gotta round it to the nearest tenth which makes it 37.

Step-by-step explanation:

A savings account earns 2.7% yearly interest. Which equation shows how many years, t, it will take for the account to double?

Answers

Answer:

1.027t = 2

Step-by-step explanation:

Given that :

Saving account earns 2.7% interest yearly

The number it will take for the account to double

Let

Number of years = t

Interest earned yearly = 2.7% = 0.027

Amount = p(1 + rt)

Where P = principal

R = rate ; t = time in years, A = final amount

If p = 1 ;

For account to double,

Final amount = 2 * principal (p)

final amount = 2 * 1 = 2 ; hence, Final amount = 2

2 = 1(1 + 0.027t)

2 = 1 + 0.027t

2 = 1.027t

4. A store offers packing and mailing services to
customers. If a customer ships a box
weighing 4 pounds, it would cost $15. If a
customer ships a box weighing 8 pounds, it
would cost $23. Identify the following
characteristics:

Answers

Answer/Step-by-step explanation:

In the situation explained in the question, the cost of shipping is dependent on the weight of the box to be shipped.

For a box of 4 pounds, total shopping cost (x) => $15 (y)

For a box of 8 pounds (x), total shopping cost => $23 (y)

Therefore:

a. The input is weight of box

b. The output is cost of shipping

c. Using the 2 given pair (4, 15) and (8, 23), slope is calculate using the formula below:

[tex] slope (m) = \frac{y_2 - y_1}{x_2 - x_1} = \frac{23 - 15}{8 - 4} = \frac{8}{4} = 2 [/tex]

Slope = 2

d. The slope represents the amount charged per pound of weight. That is, $2 per pound.

e. Let's derive an equation to represent the situation using the slope-intercept formula given as y = mx + b

y = total cost of shipping

x = weight of box

m = average cost per pound = slope

b = y-intercept = flat fee charged for shipping before adding the cost of weight per pound

Substitute x = 4, y = 15, m = 2 into y = mx + b, and solve for b

15 = 2(4) + b

15 = 8 + b

15 - 8 = b

7 = b

b = 7

The equation would be y = 2x + 7

The y-intercept = 7

f. The y-intercept, 7, is the starting amount, that is the flat fee charged before the cost per pound of weight of a box is added to give total cost of shipping.

Answer:

this question has already been answered so im just swooping in to grab the points but the other guy answered so mark him brainliest

Step-by-step explanation:

The point `R(-4,-3)` is reflected over the y-axis. What are the coordinates of the resulting point, `R′`?

Answers

Answer: it’s gunna be (4, -3)

Step-by-step explanation:

Wich one is not a domain function?

Answers

Answer:

-5

Step-by-step explanation:

(-3, -10) & (-1, -1) using the slope formula.

Answers

Answer:

9/2

Step-by-step explanation:

LeAnn bought a total of 48 cupcakes. Each cupcake cost $0.55, including tax. Of the cupcakes she bought, 3 8 were chocolate. What was the total cost of only the chocolate cupcakes?

Answers

Answer:

Total cost= $20.9

Step-by-step explanation:

Giving the following information:

Unitary cost= $0.55

Number of chocolate cupcakes= 38

To calculate the total cost of chocolate cupcakes, we need to use the following formula:

Total cost= unitary cost*number of units

Total cost= 0.55*38

Total cost= $20.9

5 divided by 15.90
Work for it

Answers

Answer:  0.3144654088   Hope this helps :)

Step-by-step explanation:

Answer:

0.3144

Step-by-step explanation:

its just division

Point P has coordinates (4, 9), and point Q has coordinates (8, 1). To the nearest unit, what is the distance between the two points? You may use the coordinate grid to help you answer the question.



6 units
7 units
8 units
9 units

Answers

Answer:

I hope the workings below help:

Step-by-step explanation:

[tex]P(4,9)\\Q(8,1)\\\\d=\sqrt{\left(x_2-x_1\right)^2+\left(y_2-y_1\right)^2}\\\\d=\sqrt{\left(8-4\right)^2+\left(1-9\right)^2}\\\\Simplify\\\\d =4\sqrt{5}\\\\d =8.9[/tex]

Answer:the answer is 9 because the height of the triangle is 8^2 (64) and the length is 4^2 (16) add those together and that is 80 then you need to square it which is 8.9 the to the nearest unit which is 9.

and I got it right on my assignment

Need help ASAP!
Question is in a picture.

Answers

Answer:

b

Step-by-step explanation:

Totals to 77 minutes after 9:00 am.

answer:

c. just after 10:30 am

explanation:

add 15 + 15

30

+ 8 x 4

30

add 10

30 + 32 + 10 = 72 minutes

plus 5 min with coach

78 minutes

which is just past 10:00 am and to be exact it is 10:18 am

then it takes 15 minutes to get home

so milo gets home just after 10:30 am!

hope this helped <3 also if wouldn't mind could you pls give me brainliest? (im trying to level up) thanks! :)

Nora jogs 414 miles on Monday. She jogs 112 fewer miles on Tuesday. Write and evaluate an addition expression to find how many miles Nora jogs on Tuesday.

Answers

Answer:

Let's define the variables:

M = # of miles that Nora jogs on Monday

T = # of miles that Nora Jogs on Tuesday

We know that:

"Nora jogs 414 miles on Monday"

Then we have:

M = 414 mi

"She jogs 112 fewer miles on Tuesday"

This can be written as:

T = M - 112 mi

This is the equation that we need to solve.

Here we can simply replace the value of M by 414mi and get:

T = 414 mi - 112 mi = 302 mi.

Nora jogs 302 miles on Tuesday.

When is it best to find the average of a sample of the population? Select all that apply.
A)when there is a large amount of data in the population
B)when it is necessary to save time in the calculations
C)when there is a small amount of data in the population
D)when there is time to perform the calculations for the entire population
E)when it is easy to access the data set of the population

Answers

Answer:

A and D

Step-by-step explanation:

x 2 y + 2xy 2+ 3x 2 y − 6xy 2+ 4

Answers

If you simplify the answer will be

2Xy-2xy+4

Will anyone help me on this? what do i shade green and red?? please let me know! everyone who's answered on this app has given weird, random responses. thanks in advance! ​

Answers

Step-by-step explanation:

Hοmοzygous means both letters are uppercase, or both are lowercase.

Heterozygous means one is uppercase and the other is lower case.

Dominant is represented by uppercase.  Recessive is represented by lowercase.

"Hοmοzygous dominant" is NN.

"Heterozygous" is Nn.

"Hοmοzygous recessive" is nn.

Shade NN red, and shade Nn green.  Leave nn unshaded.

please help me proportional or nonproportial ​

Answers

Answer:

Proportional

Step-by-step explanation:

for x it has a constant adding of 1

for y it has a constant adding of 2

Answer:

Proportional

Step-by-step explanation:

Distribute -9x(6-2x)

Answers

Answer:

-54x+18X2

Step-by-step explanation:

-9x(6-2x)

The answer is -54x+18x2

Triangle H J K is shown. Lines are drawn from each point to the opposite side and intersect at point G to form line segments H C, J E, and K D.
In the diagram, JG = 5 cm and GE = 10 cm. Based on this information, can G be a centroid of triangle HJK?

Point G cannot be a centroid because JG does not equal GE.
Point G cannot be a centroid because JG and GE are in the ratio 1:2.
Point G can be a centroid because GE and JG are in the ratio 2:1.
Point G can be a centroid because JG + GE = JE.

Answers

Answer:its B for anyone doing edge

Step-by-step explanation: i took the test and got the question right.

Answer:

B: Point G cannot be a centroid because JG and GE are in the ratio 1:2.

Step-by-step explanation:

edge 2021

WILL GIVE BRAINLIEST BTU HAS TO BE RIGHT NEED ANSWER ASAP

Answers

What’s the question?
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