Where does the formula )) come from? 2a, 20 from standard form of a quadratic function from the labeling process of a quadratic function from the discriminant of a quadratic function from the quadratic formula​

Answer:

Step-by-step explanation:

22

If an airplane travels 250 miles per hour, how far will it travel in 8 hours?

Express $7.45 for 2.5 pounds of round steak as a unit rate. Show your work.

NEED HELP! DUE TOMORROW 2/4/2021

Game designers are testing two versions of the same video game. In the first version, the on-screen character begins in the center of the screen and moves −3 pixels lower each time players hit the down button. In the second version, the character's vertical position, v, is shown by the equation v = −5x + 1,136, where x is the number of times the player has pressed the down button. The number 1,136 shows that the character starts at the top of the screen, which is 1,136 pixels high. In which version of the game does hitting the down button have a greater effect? Complete the explanation.


In the first version, the down button moves the character

pixels vertically. In the second version, the down button moves the character

pixels vertically. The down button has a greater effect in the FIRST/SECOND version.

WIll give branliest if answered correctly
3. Alfonso's friend Dani tells Alfonso that her bloodhound, Ol' Sniffy, lived to be 14.


Based on what you know, do you think this was because:


Alfonso didn't use a good estimation method,

Dani doesn't remember Ol' Sniffy's age correctly, or,

Ol' Sniffy lived an unusually long time?

Justify your answer.

CONVERT 11/30 into a repeating decimal.
please show each step please.

find the product for this pleasee!

PLEASE HELP AND THANK YOU!! I WILL ALSO MARK BRAINLIEST IF THE ANSWER IS CORRECT!!


I am pretty sure it is skewed-left but I just wanted to make sure! I am positive it isn't uniform! and if you could, can you please explain your answer? Thank you for your help!

P.s. also just in case you want to know I am using 'Peak'

I need help with this :????

a= (-3a) + 4 help me plz solve

A) hat contains 4 red marbles and 3 blue marbles. Draw a tree diagram to illustrate the possible outcomes for selecting a marble.

How many outcomes are there for selecting a marble?
What is the probability of choosing a red marble, and then another red marble?
What is the probability of selecting a blue marble, and then a red marble?










Create a tree diagram showing all possible choices available. Tanya went shopping and bought the following items: one red t-shirt, one blue blouse, one white t-shirt, one plaid shirt; one pair of khaki capri pants, one pair of black pants, one pair of jeans; 2 white air force sneakers, one black pair of converse sneakers.

How many total outfits can Tanya create? (How many total outcomes are there)
What is the probability that Tanya wears an outfit with a pair of jeans?
What is the probability that Tanya wears an outfit with her new white air force 1 sneakers?

If I have $5,000 in a savings account for 3 years and I earn a 5% interest per year, how much interest will I earn on the principal amount over the 3 years?

Decide which calculation shows the correct way to find 0.3 - 0.006 and explain your reasoning.

Can someone just find the area of this please thx if u can..

(15 points is you answer) Mr.Singh just left his house to go to work and has a meeting as soon as he arrives. The relationship between the number of minutes Mr.Singh spends in the meeting, x, and the total time from when he left his house until the meeting ends,y, is shown in the table.
[The question] Which equation models the relationship shown in the table?
( don’t write any nonsense or I’ll do the same to you :)

Which survey is biased?
A. Going to a grocery store and asking people what their favorite grocery storeis.
B. Going to a grocery store and asking people what type of food is their favorite.
C. Going to a grocer store and asking people what clothing store is their favorite.
D. Going to a grocer store and asking people what radio station they listen to most often.

i need help with this asap

help for this will give 5 stars and brainliest if correct and a thanks.

Simplify the expression:
10x–6x2+6x2+5

Rosa enlarged an image on the copy machine. The actual measurement was 3.6 inches by 6 inches. The enlarged version is 6 inches by another measurement. What is the length of the new image?
A. 4 in.
B. 6 in.
C. 8 in.
D. 10 in.

2(m - 7)
(I don't get it and I need the answer please)

help I'm not tryna get a bad grade

PLEASEEEEEEEEEE HELPPPPPPPPPP


what is the volume of the cone to the nearest cubic foot? (use 3.14)


115 ft3

297 ft3

462 ft3

594 ft3

Question 1 (1 point)
A scatterplot shows several points with number of hours watching TV versus weekly wages. The researcher came up with the following equation for the trendline.

Weekly wages = -50.755*(hours of TV watched) + 180.

What is the significance of the slope in the context of this model?

Question 1 options:

The amount of TV someone watches does not impact the money they earn. It will stay the same no matter what.


The more TV someone watches, the less money they will earn.


The more TV someone watches, the more money they will earn.

Question 2 (1 point)
An economist creates a scatter plot comparing years of experience to yearly salary (in dollars) at a particular company. The trend line through the data can be described by the equation y = 8,000x + 40,000.

What is the initial value and what does it mean?

Question 2 options:

40000; For their every year of experience an employee has, their salary goes up by this amount.


8000; For their every year of experience an employee has, their salary goes up by this amount.


40000; Regardless of how much experience an employee has, this is the minimum amount the employee will earn at this company.


8000; Regardless of how much experience an employee has, this is the minimum amount the employee will earn at this company.Which is the best description for this scatterplot?

Question 3 options:

None of these


Positive nonlinear association


Negative linear association


Positive linear association

Question 4 (1 point)
An economist creates a scatter plot comparing years of experience to yearly salary (in dollars) at a particular company. The trend line through the data can be described by the equation y = 4,000x + 20,000.

If someone has a yearly salary of $72,000, to the nearest whole year, how many years of experience do they have?

Question 4 options:

228


13


2


8

I need help if you don't know the answer please don't answer thank you

Which statements about the formulas for finding area are true? Select two options.

pls help I don't wanna get a bad grade

Given the expression below, what will the sign of the product be? Justify your answer.
-4 x (-8/9) x 2.78 x 1 ⅓ x (-⅖) x (-6.2) x (-0.2873) x 3 1/11 x A





A. Give a value for A that would result in a positive value for the expression.


B. Give a value for A that would result in a negative value for the expression.

PLEASEEE HELP ME ASAP AND EXPLAIN!!!

Andre went to a sporting goods store that was having a different sale. He bought a baseball glove and 2 packages of socks. The baseball glove normally costs $34. The baseball glove is not discounted. One package of socks normally costs $6. On sale, one package of socks cost $4. The sales tax rate is 7.75%. What percentage of the total regular price (before tax) was his savings?

Find the missing angles

Please answer with an explanation tysvm!!!