f(x) = (x + 1)(x - 5). What is the vertex?
(1,5)
(5.1)
(2.-9)
(-9,2)​

Answers

Answer 1

Answer:

(2, -9)

Step-by-step explanation:

f(x) = (x + 1)(x - 5)

[tex] =f(x) = {x}^{2} - 5x + x - 5[/tex]

[tex] = f(x) = {x}^{2} - 4x - 5[/tex]

[tex] = f(x) = {1x}^{2} - 4x - 5[/tex]

[tex] = f(x) = {1x}^{2} + ( - 4x) - 5[/tex]

= a = 1, b = -4

[tex] = x = \frac{ - 4}{2 \times 1} [/tex]

[tex] = x = - \frac{ - 4}{2} [/tex]

[tex] = x - ( - 2)[/tex]

[tex] = x = 2[/tex]

= f(x) = (x + 1) x (x - 5); x = 2

= f(2) = -9

= (2, -9)


Related Questions

25 POINTS, I DONT UNDERSTANDDDDDD :C WHAT IS SO MISLEADING ABOUT THIS GRAPH???

Answers

Answer:

honestly, the graph look totally fine...

If one ere pressed to find something to complain about it, one could suggest that  you do not know if this was the starting price of the stock or the ending price of the stock each day?... One could also argue that to be a bit more meaningful you might want to know the range of prices during each day...

look up what is called a candle stick graph.. each day looks like a candlestick... the top is the highest value each the bottom the lowest, and there is a line in the candle that  shows the closing price

Step-by-step explanation:

find the range of f in given ordered pair f(X)=8x-9,D={4,5,6}. plz. help fasttt plspls

Answers

Answer:

f(2) = -2 + 12 = 10 so the ordered pair is (-2, 10).

Given:
A6, 4), M(8, 1)
Find: B

Answers

Answer:

Coordinates for B= (10,-2)

Step-by-step explanation:

The solution is shown in the image provided step by step, as it was not possible typing it on this given space here. Hope it helps :)

The price of an item yesterday was $120. Today, the price rose to $156. ​

Answers

Answer:

30% increase

Step-by-step explanation:

it's 30% because i looked it up 4 u

A soda company had sales of $35,107 million in 2010 and $45,984 million in 2014. Use the Midpoint Formula to estimate the sales in 2012. Assume that the sales followed a linear
pattern.
$ __ million

Answers

Answer:

40545.50 mill

Step-by-step explanation:

so the average rate from 2010 to 2014 is a change of 4 years with a  increase of 2719.25 milllion per year so if that rate started at the 2010 value (35107 million) then if you add the average rate twice you get how much they would of made in 2012 so 35107 plus 2719.25 plus 2719.25 you get 40545.50 million  so that the answer oh yea and its like a 5 million pattern over 2 years that why average rate is 2.5ish

What is the length of BC?

Select the best answer from the choices provided.
A.4
B.4v2
C.8v2
D.16

Answers

8 squared = x squared + x squared.
64= 2 x squared
Divide both sides by 2
32= x squared
Square root of 32= x
4 square root 2

What is the answer to -1 5/8 × 2 2/3

Answers

Answer: -13/3

Step-by-step explanation: -1  5/8  -> -13/8        2  2/3->  8/3

-13/8 x 8/3 = -104/24

                  = -13/3  OR  -4   1/3      

Find the midpoint between two points on a coordinate plane whose coordinates are (5, 7) and (-3, 1).
A. (4,4)
B. 12,8)
C. (8,8)
D. (1.4)​

Answers

Answer:

(1,4)

Step-by-step explanation:

To find the x coordinate of the midpoint, average the x coordinates of the endpoints

(5+-3)/2 = 2/2 =1

To find the y coordinate of the midpoint, average the y coordinates of the endpoints

(7+1)/2 = 8/2 =4

(1,4)

Answer:

D. (1.4)​

Step-by-step explanation:

Suppose that NOP is isosceles with base.
Suppose also that and.
Find the degree measure of each angle in the triangle.

Answers

Step-by-step explanation:

In isocseles triangle, base angles are equal :

base angles are angle N and angle P:

angle N=angle P

3x+17=4x+2

4x-3x=17-2

x=15

For angle N:

subtitute x in angle N

=3(15)+17

=45+17

=62

For angle P:

subtitute x in angle P:

=4(15)+2

=60+2

=62

For angle O:

sum of all angles in a triangle is 180.

angle N +angle P+angle O=180

62+62+angle O=180

angle O=180-62-62

angle O=56

Note: if you have any question let me know about it. thanks

A ball is thrown into the air with an upward velocity of 80 feet per second. The function

h = -16t2 + 80t models the height h, in feet, of the ball at time t, in seconds. When will the ball reach the ground?


after 3 seconds


after 4 seconds


after 5 seconds


after 6 seconds

Best explanation gets Brainliest!!

Answers

Answer:

After 5 seconds

Step-by-step explanation:

One is given the following expression to model to the flight path of a ball:

[tex]h=-16t^2+80t[/tex]

In this problem, one is asked to find the time at which the ball lands on the ground. The easiest way to do so is to factor the expression. Take out factors that both terms have in common. The one will set the equation equal to zero, as this is the height at which one wants to find the time for. Finally, use the zero product property to solve. The zero product property states that any number times zero equals zero. Apply these ideas to the given function:

[tex]h=-16t^2+80t[/tex]

Factor the expression; both terms have a common factor of (-16t):

[tex]h=-16t^2+80t[/tex]

[tex]h=-16t(t-5)[/tex]

Set the equation equal to zero to solve for when the ball has a height of zero or rather lands on the ground:

[tex]h=-16t(t-5)[/tex]

[tex]0=-16t(t-5)[/tex]

Now use the zero product property, this states that any number times zero equals zero. Set each of the factors equal to zero, and solve to find the value of (t) for which the factor will equal zero:

[tex]0=-16t(t-5)[/tex]

[tex]0=-16t[/tex]                          [tex]t - 5 =0[/tex]

Solve for the value (t) using inverse operations,

[tex]0=-16t[/tex]                            [tex]t - 5 =0[/tex]

(divide by (-16)                   (add (5))

[tex]0=t[/tex]                                     [tex]t=5[/tex]

As one can see, the ball started on the ground, therefore at (0) seconds, its height was (0). Then, after (5) seconds the ball landed on the ground, therefore, after (5) seconds its height was again (0).

help me urgent please

Answers

Answer:

answer is c. either you can do T x O = I

or trial and error then you see.

23) A shopkeeper buys 1 dozen of pens at Rs. 20 each and sells at Rs. 18 each. Find his loss and loss percent. 24) The marl​

Answers

Answer:

loss = 24, loss % = 10

Step-by-step explanation:

amount he spent = 12*20 = 240

amount he earnt = 12*18 =216

loss = 240-216 = 24

loss % = 24/240 x 100% = 10%

Answer:

yes

Step-by-step explanation:

Is 5.787787778... a rational or irrational number?
Explain.

Answers

Answer:

irrational

Step-by-step explanation:

irrational number is an endless number/number that doesnt end and so are that number.

pls help i’m bad at math asap

Answers

a counterclockwise rotation about the origin and reflection across y axis

ax-y+z=b, answer for x​

Answers

Answer:

[tex]ax - y + z = b \\ ax = b + y - z \\ \\ x = \frac{ b + y - z }{a} [/tex]

I hope I helped you^_^

Tìm x để có 1 mệnh đề đúng và 1 mệnh đề sai : x<1/x

Answers

Answer:

x < 0 : 1/2 < 1 ÷ 1/2 ↔ 1/2 < 2 (đúng)

x > 0: 2 < 1/2 (sai)

Step-by-step explanation:

Delores works weekends at the local coffee shop. Last weekend, she worked for 7.5 hours on Saturday and 8 hours on Sunday. If she earns $9 per hour, how much did she earn last weekend?

Answers

Answer:

So she earned 148 dollars and 50 cents or 148.5

Step-by-step explanation:

how do you solve this problem

Answers

Answer:

(-6,1)

Step-by-step explanation:

-x + y = 7 [Equation (1)]

2x + 5y = -7 [Equation (2)]

Multiplying equation (1) by 5, to make the coefficients of y equal in both equations.

5(-x + y) = 5(7)

=> -5x + 5y = 35 [Equation (3)]

Subtracting equation (3) from equation (2).

(2x + 5y) - (-5x + 5y) = -7 - 35

=> 2x + 5y + 5x - 5y = -7 - 35

=> 7x = -42

=> x = -42/7

=> x = -6

Putting the value of x in equation (1).

-(-6) + y = 7

=> 6 + y = 7

=> y = 7 - 6

=> y = 1

So, x = -6 and y = 1.

Find the largest prime factor of 18! + 19! + 20!

Answers

18! is common to each term in the sum:

18! + 19! + 20! = 18! (1 + 19 + 19×20) = 18!×400

The largest prime factor of 18! is of course 17.

Meanwhile,

400 = 16×25 = 2⁴×5²

so the largest prime factor of 18! + 19! + 20! is 17.

PLEASE HELP! WILL GIVE BRAINLIEST

Answers

Answer:

73

Step-by-step explanation:

Angle JID is supplementary to Angle JIH so:

180- Angle JIH= Angle JID

180-107=73

Angle JID is opposite to Angle AJF(angle x)

Opposite angles are always equal

Angle JID=Angle AJF(x)

73=Angle AJF(x)

Answer:

Angle x = 76⁰

Step-by-step explanation:

Refer to attachment if it is useful

Please help !!! Whoever gets the best straight forward answers gets full points PLEASE THIS IS DUE TONIGHT

Answers

Step-by-step explanation:

this the solution hope it is helpful for you

ASAP
Write the following phrase as a variable expression. Use x to represent​ "a number".
the sum of a number and one

The translation is ____

Answers

x+1 because it’s just the sun of x and 1

Convert from radians to degrees. Show all work. You can type pi for the symbol
7/12 pi

Answers

Answer:

The answer is [tex]\frac{7\pi }{12}^{c}=105^{0}[/tex]

Step-by-step explanation:

The expression is

[tex]\frac{7\pi }{12}^{c}\\= \frac{7\pi }{12}*\frac{180}{\pi }^{0} \,;[1^{c}=\frac{180}{\pi}^{0}]\\=7*15\\=105^{0}[/tex]

Hope you have understood this....

pls mark my answer as the brainliest

where does 0.5 goes on a real number line​

Answers

5 points after 0, and in between 0 and 1 in the middle

what affect does an outlier have on a box plot​

Answers

Answer : They don’t affect or change any other numbers in the Box Plot. Your instructor may still want you to find them.


Step by Step Explanation : Outliers are important because they are numbers that are "outside" of the Box Plot's upper and lower fence, though they don't affect or change any other numbers in the Box Plot your instructor will still want you to find them. If you want to find your fences you will first take your IQR and multiply it by 1.5

Find the perimeter of the irregular hexagon with side lengths y, 2y + 11, -3y - 9, y^2, 5y - 1, and бу^2.​

Answers

Answer:

PERIMETER=Y+2Y+11+-3Y-9+Y^2+5Y-1+6Y^2

=7Y^2+4Y+1

y+2y+11+(-3y-9)+y²+(5y-1)+6y²
=y+2y+11-3y-9+y²+5y-1+6y²
=5y+1+7y²

Hope my answer helped u :)

Can someone help, I swear this is easy but I’m pretty sure I’m overthinking this and I’m going to have a breakdown!!!LOLZ

Answers

Hey there! I'm happy to help!

A translation is just when they are staying the same. You just move the figure along but it doesn't switch the way it is facing.

A reflection is when it is like going over a mirror. It's kind of like it rolls over. So if you are facing left on the ground and you roll over then you are facing the right. That's basically what a reflection is.

A rotation is pretty self explanatory, it's when you twist it sideways, upside down, etc. A rotation can also end up in the same position as a reflection. For example if you diagonally reflect something it is the same as a 180 degree rotation, and that might be what is stressing you out.

With your answers, I'm assuming each number has all three possible answers, so if one seems to have both, just see which answer you haven't used yet.

1) Rotation, Translation Reflection

2) Rotation, Reflection, Translation

3) Translation, Rotation, Reflection

4) Rotation, Reflection, Translation

5) Reflection, Rotation, Translation

6) Reflection, Rotation, Translation

Have a wonderful day and keep on learning! :D

Find the distance between the two points. (3,-1), (-4,5)

Answers

Answer:

Step-by-step explanation:

9.21954445 to round 9 :D have a bless day

(7, 6). Should be your answer.


A and B are vertical angles. If m A = (4x + 8)° and m B = (2x + 28)°,
then find the value of x.

Answers

Answer:

x = 10

Step-by-step explanation:

By the Vertical Angles Theorem that states the vertical angles are congruent.

4x+8 = 2x + 28

    -8           -8

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

4x = 2x + 20

-2x    -2x

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

2x = 20

/2      /2

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

x = 10

Answer:

[tex](4x + 8) = (2x + 28) \\ \\ 4x + 8 = 2x + 28 \\ \\ 4x - 2x = 28 - 8 \\ \\ 2x = 20 \\ \\ x = \frac{20}{2} \\ \\ x = 10[/tex]

Vertical angel are always Equal ( = )

What is the answer to this question

Answers

Answer:

3/14

Step-by-step explanation:

5/7 = 10/14

1 - 10/14 - 1/14 = 1 - 11/14 = 3/14

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

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