Evaluate the function.
f(x) = -3.x2 - 6x +1
Find f(8)

Answers

Answer 1

Answer:

-50.82

Step-by-step explanation:

((0−3.82)−6×8)+1

(-3.82−6×8)+1

(-3.82−48)+1

-51.82+1

-50.82


Related Questions

Can someone help me ?

Answers

Answer:

C

Step-by-step explanation:

IT WOULD BE C YW LOVE YOU BYE


help i’ll give u brainlest and lots of points

Answers

Answer: try answer c

Step-by-step explanation:

Answer:

I think the answer is d

Step-by-step explanation:

[tex] \frac{3 - ( -1)}{ - 4 - 2} = \frac{4}{ - 6} [/tex]

simplify it and the final answer will be -2/3

Explain how the sun sustains life on Earth. Write at least 2 complete sentences

Answers

Answer: The Sun helps sustain life by providing warmth to Earth so we are not an ice-cold planet. The Sun provides sunlight that helps plants to grow which humans and animals eat. (Third Optional sentence) The Sun also helps us by helping plants grow which provides oxygen for us.

Answer:

the sun sustains life on Earth by keeping us warm. the sun is basically a huge fireball positioned far enough away it keeps us warm but not too warm and keeps us from freezing to death.

Step-by-step explanation:

hope this helps :)

this is algebra 1 9th grade

Answers

I’m in 7th grade but learned this in 5th. I’m pretty sure it is option 4. Let me know if I am correct.

I need help on this one can some help me

Answers

Answer:

the answer is yes I think

Step-by-step explanation:

PLZ help. The first correct answer gets brainliest!

Answers

Answer:

C, I, and E

It crosses through these points so it is the point E, I, and C

Answer: i belive it might be I

Step-by-step explanation:

rise over run for the slope and 3 is the y intercept so you go to 3 then rise 1 run 2

pls solve...

2x+3/4 = x+7/3

Answers

Answer: the answer would be x=19/12

Step-by-step explanation:

Answer: x  = 19/12

Step-by-step explanation:

Subtract 3\ 4​  from both sides of the equation

2 x + 3/4 = x + 7/3

2 x + 3/4 − 3/4 = x + 7/3 − 3/4

Simplify

Subtract the numbers  Subtract the numbers  again

2x = x + 19/12

Subtract  x from both sides of the equation

2 x = x + 19/12

2 x − x = x + 19/12 − x

Simplify

Combine like terms

Multiply by 1

Combine like terms

x = 19/12

so that would make your answer

x = 19/12

Hopes this helps

SOMEONE PLZ HELP WILL GIVE BRAINLIEST

Answers

Answer:

Pre-Algebra, Algebra I, Algebra II, Geometry: homework help by free math tutors, solvers, lessons.Each section has solvers (calculators), lessons, and a place where you can submit your problem to our free math tutors. To ask a question, go to a section to the right and select "Ask Free Tutors".Most sections have archives with hundreds of problems solved by the tutors.

Step-by-step explanation:

what y = mx + b for m?

Answers

answer : m would be the slope



m = rise over run

Answer:

Answer:

y - mx = b ( second choice )

Step-by-step explanation:

given y = mx + b

Isolate b by subtracting mx from both sides

y - mx = b

Step-by-step explanation:

What transformation is represented by the rule (x, y) —>(-x, y)?

Answers

Answer:

This would result in a 90º rotation

Step-by-step explanation:

This is due to the values of x being negative and changes it to a 90º rotation.

please help me wit this problem!!!!!

Answers

Answer:

Both of the questions are B.

Problem 1

Answer:  B) 3

--------------

Explanation:

The domain is the set x values of a relation

For the relation given, the domain is {-4, -1, 4}. We list all the unique x coordinates. Toss out any duplicates.

The value x = 3 is not in that list.

====================================

Problem 2

Answer: B) Range = {1, 4}

---------------

Explanation:

The range is the set of y values of a relation. We only list each unique item once and toss out any duplicate entries.

The sides of a square is (2x+4) cm
The perimeter of the square is 18cm
Work out the area of the square

Answers

Answer:

The area of the square is 20.25 cm²

Step-by-step explanation:

∵ The perimeter of the square is 18 cm

The perimeter of the square = side × 4

→ That means equate 18 by side × 4

∴ side × 4 = 18

→ Divide both sides

∴ Side = 18/4

∴ Side = 4.5 cm

The side of the square is 4.5 cm

Area of the square = side × side

∵ The side of the square = 4.5 cm

∴ Area of the square = 4.5 × 4.5

∴ Area of the square = 20.25 cm²

The area of the square is 20.25 cm²

Kaylee has already prepared 3 kilograms of dough and will continue preparing 8 kilograms of dough every hour. How many hours did Kaylee work if she prepared 35 kilograms of dough?

Answers

Answer:

4 hours

Step-by-step explanation:

In order to solve this problem, you need to write down the equation. The equation is 3 +8x=35. In this equation, x represents the number of hours. The coefficient is 8, and that represents the number of kilograms per hour. You subtract 3 from both sides to get 32. Next, we solve for x. Divide both sides by 8 to get x=4 hours.

Rudy took a test and earned a 92%. Camilo earned 88% on the same test. If Rudy answered 46 questions correctly, how many more questions did he answer correctly than Camilo?

Answers

Answer:

Rudy answered 2 questions more than Camilo.

Step-by-step explanation:

Fun Station is having a sale. Video games are 20% off, board games are 50% off, and basketballs are $12. Let v represent the original price of a video game. Let b represent the original price of a board game. Write an equation to find the total sale price of 2 video games, 3 board games, and 1 basketball.

Answers

Answer:

y=1.6v+1.5b+12

Step-by-step explanation:

Let v represent the original price of a video game.

Let b represent the original price of a board game.

let y be the total

y=v+b+12

Video games are 20% = 100-20= 80%= 0.8v

 board games are 50% =100-50=50%= 0.5b

the total is now

y=0.8v+0.5b+12

the expression for the total sale price of 2 video games, 3 board games, and 1 basketball

y=2(0.8v)+3(0.5b)+12

y=1.6v+1.5b+12


"Glenn has 4 less than twice as many hats as Mia."
1. 2h - 4
2. 2h <4
3. h² – 4
4. 4 - 2h

Answers

I’m not sure if I’m right but I think it’s 4.

What is the slope and the perpendicular slope on the points given?

Answers

Answer:

The slopes are:

blue: 4/3 = 1⅓

green: -4/3 = -1⅓

I used rise over run to work these out

Answer:

- [tex]\frac{4}{3}[/tex] and [tex]\frac{3}{4}[/tex]

Step-by-step explanation:

Calculate the slope m using the slope formula

m = [tex]\frac{y_{2-y_{1} } }{x_{2}-x_{1} }[/tex]

with (x₁, y₁ ) = (- 8, 8) and (x₂, y₂ ) = (4, - 8) ← 2 points on green line

m = [tex]\frac{-8-8}{4+8}[/tex] = [tex]\frac{-16}{12}[/tex] = - [tex]\frac{4}{3}[/tex]

Repeat with (x₁, y₁ ) = (0, - 1) and (x₂, y₂ ) = (4, 2) ← 2 points on the blue line

m = [tex]\frac{2+1}{4-0}[/tex] = [tex]\frac{3}{4}[/tex]

Since the product of the slopes = - [tex]\frac{4}{3}[/tex] × [tex]\frac{3}{4}[/tex] = - 1

Then the lines are perpendicular

My teacher didn't go over this and we have to show work

Find three consecutive even integers such that the sum of twice the smallest number and three times the largest is 42.

Answers

Answer:

The three consecutive even integers are 6, 8, 10

Step-by-step explanation:

The difference between each two consecutive even numbers is 2Assume that the first number is x, then the other two numbers are x + 2 and x + 4

∵ The three consecutive even numbers are x, x + 2, x + 4

∵ The smallest number is x

∴ Twice the smallest number = 2x ⇒ (1)

∵ The largest number is x + 4

∴ Three times the largest number = 3(x + 4) = 3(x) + 3(4)

∴ Three times the largest number = 3x + 12 ⇒ (2)

∵ The sum of twice the smallest number and three times the largest is 42

→ Add (1), (2) and equate the sum by 42

2x + 3x + 12 = 42

→ Add the like terms

∴ 5x + 12 = 42

→ Subtract 12 from both sides

∴ 5x + 12 - 12 = 42 - 12

∴ 5x = 30

→ Divide both sides by 5

∵ [tex]\frac{5x}{5}=\frac{30}{5}[/tex]

x = 6

∴ The smallest integer is 6

∴ The middle integer is 6 + 2 = 8

∴ The largest integer is 6 + 4 = 10

The three consecutive even integers are 6, 8, 10

Tamir has $61,000 in a savings account that earns 8% annually. The interest is not compounded. How much interest will he earn in 4 years?​

Answers

Answer: $19.520

Step-by-step explanation:

This refers to the aspect of bureaucracy that places one individual or office in charge of another, who in turn must answer to their own superiors. explicit rules hierarchy of authority impersonality clear division of labor

Answers

Answer:

The answer is "Hierarchy of authority (bureaucracy)".

Step-by-step explanation:

The organization's hierarchy of authority will be for the good of its company and the people. Its business develops with the power of a skilled manager, but managers seek management to developed its professions. The hierarchy is often a strategic honesty maintenance method.

Its business evolves with both the power of a professional executive, but managers seek management to develop their professions. The hierarchy is indeed a strategic integrity maintenance method.

how do you get that answer​

Answers

By paying attention in your school np
The answer is the 3rd option:)

Write the equation, in slope intercept form, for the line shown in the graph below.​

Answers

Answer:

y = -2x + 3

Step-by-step explanation:

The slope-intercept form is y = mx + b

m is the slope

b is the y-intercept

those are the only things you need to find when doing slop-intercept form.

Slope: Find 2 points on the line

ex. (0,3) ; (3, -3) I just chose ones that were not decimals

To find slope you need to do this :  y - y / x - x

you can chose any order, as long as the pairs are together, either first or second.

3 - (-3) / 0 - 3 is one way

6 / -3 is the slope

-3 - 3 / 3 - 0 is another

-6 / 3 is the slope

They are essentially the same.

you can simplify them to get -2

Y-Intercept:

this is really easy, just find where the line touches the y-axis

y-intercept = (0,3)

We have: slope = -2

               y-intercept = 3

Now, replace the m and b in the equation-

y = -2x + 3

hope this helps :)

A man has two more nickels than dimes, and has $1.15 in total. How many coins of each kind does he have?

Answers

Answer:

9 nickels and 7 dimes

Step-by-step explanation:

Found the answer off some other dude

9 Nickles and 7 dimes!! i rly hope this helps!!! :))

How do the words in a scenario help you create and solve a problem?
For your example, use the following example:
You have a balance of $441, then you write two checks. The first check was $157.34 and the second was $19.74, and finally you make a deposit of $575
How much money is in your bank account?

Answers

825.91 is your answer

Ms. Wells is going to order 4 large cheese pizzas for a class pizza party at the end of the school year. She expects she'll spend at least $40 on the pizzas.

Answers

Answer:

10 for each pizza

Step-by-step explanation:

40/4

The correct inequality for this statement is,

⇒ 4x ≤ $40.

What is Inequality?

A relation by which we can compare two or more mathematical expression is called an inequality.

Given that;

Ms. Wells is going to order 4 large cheese pizzas for a class pizza party at the end of the school year.

And,  She expects she'll spend at least $40 on the pizzas.

Now, Let the cost of each pizza = x

So, We can formulate;

⇒ 4x ≤ $40

Learn more about the inequality visit:

https://brainly.com/question/25944814

#SPJ2

The complete question is this,

Ms. Wells is going to order 4 large cheese pizzas for a class pizza party at the end of the school year. She expects she'll spend at least $40 on the pizzas.

a) 4x ≥ 40

b) 4x > 40

c) 4x ≤ 40

A girl's club held a fundraiser last year and raised $600 for the local soup kitchen. This year they raised $960. What is the percent change in the total amount raised by the girl's club? The percent change is 0.38%. The percent change is 0.6%. The percent change is 38%. The percent change is 60%.

Answers

Answer:

The percent change is 60%.

Step-by-step explanation:

given that the old amount is

$600

also the new amount is $960

the change is 960-600= $360

therefore the expression for percent change is given as

%change= new-old/old

%change= final-initial/initial

%change= 960-360/360

%change= 360/600

%change= 0.6

0.6*100

=60%

The percent change is 60%.

Answer:

D

Step-by-step explanation:

Which statements are true regarding the diagram?

Answers

Answer:

the true statement is

A it is true

B it is false

C it is true

D it is true

E it is false

Step-by-step explanation:

if you didn't understand express in comment and good luck

The options 1, 3 and 4 are true statements.

What are complementary angles?

Two angles are said to be complementary angles if they add up to 90 degrees. In other words, when complementary angles are put together, they form a right angle (90 degrees).

From the diagram,

1) ∠GNH+∠HNJ=90°

So, ∠GNH and ∠HNJ are complementary angles

2) ∠JNK+∠KNL≠180°

∠JNK and ∠KNL are not supplementary angles

3) ∠KNL+∠LNM=90°

So, ∠GNH and ∠HNJ are complementary angles

4) m∠HNK+m∠KNL=180°

∠HNK and ∠KNL are supplementary angles

5) m∠MNG+m∠GNH=90°

So, ∠MNG and ∠GNH are not complementary angles

Therefore, options 1, 3 and 4 are correct.

To learn more about the complementary angles visit:

https://brainly.com/question/5708372.

#SPJ2

helppp pleaseeeee ❤️ !!​

Answers

Answer:

0.71. ,14%. ,7/40

Step-by-step explanation:

At first we have to find value of 14% and 7/40

which is 14/100=0.14 and

7/40 = 0.175.

so arranging in descending order which is bigger value to smaller value so,

0.71. , 0.14. , 0.175

WHAT IS 389.649 ROUNDED TO THE NEAREST TENTH

Answers

Answer:

389.6

Step-by-step explanation:

389.649 rounded to the nearest tenth is 389.6

Answer:400.000

Step-by-step explanation:ezez

identify the slope, x intercept, and the y intercept of the following:
5x+12y=24​

Answers

Answer:

slope = -5/12x

x intercept = 24/5

Step-by-step explanation:

Answer: 0,-2

Step-by-step explanation:

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