If using the method of completing the square to solve the quadratic equation
x2 - 6x – 34 = 0, which number would have to be added to "complete the
square"?

Answers

Answer 1

Answer:

9

Step-by-step explanation:

divide -6 by 2 then square the answer(-3)=9

Answer 2

The solution of x² - 6x – 34 = 0 by completing square method is

⇒x   = 3 ±√43

The given quadratic equation is

x² - 6x – 34 = 0,

We know that whole square formula

(p+q)² = p² + q² + 2pq

Now convert the given expression into this form

So adding 9 both sides

⇒  x² - 6x – 34 + 9 = 9

⇒         x² - 6x  + 9 = 43

⇒  x² - (2)(3)x  + 3² = 43

⇒                (x - 3)²  = 43

Taking square root both sides we get

⇒                (x - 3)   = ±√43

Add 3 both sides we get

⇒                       x   = 3 ±√43

Thus the solution of the given quadratic equation is

x   = 3 ±√43

To learn more about quadratic equation visit:

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Related Questions


Find the results of the given vector subtractions for u = <-8, 4> and V = <2,7>.

Answers

Answer:

see explanation

Step-by-step explanation:

- u - v

= - < - 8, 4 > - < 2, 7 >  ← multiply each component of u by - 1

= < 8, - 4 > - < 2, 7 > ← subtract corresponding elements

= < 8 - 2, - 4 - 7 >

= < 6, - 11 >

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

u - v

= < - 8, 4 > - < 2, 7 > ← subtract corresponding elements

= < - 8 - 2, 4 - 7 >

= < 6, - 3 >

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

v- u

= < 2, 7 > - < - 8, 4 > ← subtract corresponding elements

= < 2 - (- 8), 7 - 4 >

= < 2 + 8, 7 - 4 >

= < 10, 3 >

         

Chau-Ha wants to find a multiple of 2 that will form a ratio with 42 so that the ratio is equivalent to 6/2. she performs the steps below.

Step 1: Highlight the columns for 2 and 6 in the multiplication table.

Step 2: Find 42 in the column for 6, and follow the row until you reach the column for 2.

Step 3: The number 14 forms a ratio with 42.

Step 4: The ratio 14/42 is equivalent to 6/2


in which step did Chau-Ha make the first error?

0: Step 1
0: Step 2
0: Step 3
0: Step 4

~[ i apologize if i spelled anything incorrectly }~​

Answers

Answer: step 1

Step-by-step explanation: i got it right

Answer:

step 1

Step-by-step explanation:

PLEASE NEED HELP:(

Joseph borrowed a book from a library. The library charged a fixed rental for the book and a late fee for every day the book was overdue. The expression below shows the charges Joseph paid for the book when he returned it x days after the due date:

2 + 0.25x

What does the coefficient of the expression represent?

A:The fixed rental for the book
B:The total late fee for the book
C:The late fee per day for the book
D:The number of days the book was overdue

Answers

Answer:

C. The late fee per day for the book

Step-by-step explanation:

“ The library charged a fixed rental for the book and a late fee for every day the book was overdue.”

Answer:

C

Step-by-step explanation:

the problem says there is a late fee for every day the book is overdue, 'x' represents the days, so multiplying the two together filling in 'x' would give you the total late fee amount.

find the slope of the line ​

Answers

it’s rise over run so 3/2

Which number is an irrational number?
a. 5.38
b. V19
c. -V16
d. -10

Answers

Answer:

I think the Answer is B. √19

I hoped this helpful for you

thank you ☺️☺️

HELP ME PLEASE! A representation of a linear equation in two variables is graphed below.
Which linear equation in two variables can be used to represent the line?
y=23 - 2
y = x +4
y=2 - 2
y= 2+2

Answers

Option C, y = 1/2 x -2 is the correct answer

Solve for x
Need answers please

Answers

Answer:

u add 30 by 12 and u get D

Step-by-step explanation:

i did this test LOL

What is the Slop?????Please give an actual answer. WILL ADD BRAINLIEST FOR BEST ANSWER!!!!!

Answers

Answer:

The Slope Is 2/3

Step-by-step explanation:

Hope This Helps!

Plz Mark Brainliest!

Answer:

The slope of a line is a measure of its steepness. Mathematically, slope is calculated as "rise over run" (change in y divided by change in x).

Step-by-step explanation:

Please help with this question!!

The distance, d, that a certain car is from Math City after h hours, can be determined by the equation d=45h. The distance that a second car is from Math City can be determined by the equation d=25h+80. After how many hours will the two cars be the same distance from the Math City?

Answers

Answer:

4 hours

Step-by-step explanation:

First car distance

d = 45h

Second car distance

d = 25h + 80

After how many hours will the two cars be the same distance from the Math City?

Equate both car's distances

45h = 25h + 80

Collect like terms

45h - 25h = 80

20h = 80

Divide both sides by 20

h = 80 / 20

= 4

h = 4 hours

The two cars will be at the same distance from the Math City in 4 hours

3. Evan works at McDonalds and works 15-20 hours each week. What is the domain and
range if he gets paid 8 dollars per hour?

Answers

Answer:

RANGE: 120 - 160

Step-by-step explanation:

15*8 = 120

20*8 = 160

RANGE: 120 - 160

Help needed ASAP will give you BRAINLIEST and 5 stars

Answers

Answer:

y-x

Step-by-step explanation:

Answer:

Y=-x

Step-by-step explanation:

Because any other ones have stuff they should.

Question 28
A car travelled 566.48 kilometres on 63.59 litres of gasoline. Which is the closest to the
mumber of kilometres per litre the car travelled
36.000.00 kml
630.07 km 1
10.00 kn l
0.10 ​

Answers

Answer: 10.00 km/l

Step-by-step explanation:

From the question, we are informed that a car travelled 566.48 kilometres on 63.59 litres of gasoline. Based on this information, the number of kilometres per litre the car travelled will be:

= 566.48km/63.59litres

= 8.9kilometres/litres.

This is closest to 10.00 km/l

Figure MNOP is reflected about the x-axis to obtain figure M′N′O′P′:

A coordinate grid is shown from negative 4 to 0 to 4 on both x- and y-axes. A polygon MNOP has M at ordered pair 1, 3, N at ordered pair 2, 1, O at ordered pair 3, 1 P at ordered pair 4 and 2. A polygon M prime N prime O prime P prime has M prime at 1, negative 3, N prime at ordered pair 2, negative 1, O prime at ordered pair 3, negative 1, and P prime at ordered pair 4, negative 2.
Which statement best describes the relationship between the two figures? (1 point)

Figure MNOP is bigger than figure M′N′O′P′.
The measure of angle O is equal to the measure of angle M′.
The measure of angle O is equal to the measure of angle P′.
Figure MNOP is similar to figure M′N′O′P′.

Answers

Figure MNOP is similar to figure M'N'O'P'.

Answer:

Figure MNOP is similar to figure M'N'O'P'.

Step-by-step explanation:

hope this helped :)

What additional information can be used to prove ZDX=XYZ by SSS?
A) DX=YZ
B) DZ=YX
C) XZ=XY
D) XZ=ZD

Answers

Answer:

The answer is going to be A. DX = YZ

Step-by-step explanation:

how do you get the slope​

Answers

Answer:

See below

Step-by-step explanation:

The way to find the slope is to find how many blocks/number it went up and to the side. The number of blocks it went up on the y-axis, in this case, is 3 and it went along the x-axis once. In order to actually find the slope, you need to put the y over the x. So, 3/1 is equal to three, so the slope of this line is 3

Answer:

y2-y1/x2-x1

Step-by-step explanation:

For instance, say you have points (3,2) and (4,6) on a line.

x1 = 3, y1 = 2, x2 = 4, y2 = 6

6 - 2/4 - 3

4/1

slope = 1

Jim has 3/5 feet of rope. He divides it into 3 sections. How long is each section? (Simplest form)

Answers

Answer:

1/5

Step-by-step explanation:

Please help the picture is above.

Answers

Answer:

11

Step-by-step explanation:

the square root of 129-8 will equal to 11

Answer:

y = 11

Step-by-step explanation:

You first have to insert the x value.

y equals the square root of 129 minus 8

Which would leave it to be the square root of 121 which is 11.

can someone help please​

Answers

it’s on the x-axis so maybe it’s y-x axis

what is -2x + 12 divided by 4

Answers

Answer:

x=4

Step-by-step explanation:

First set the equation equal to 4:

-2x +12=4

Subtract 12 from both sides:

-2x +12=4

      -12  -12

-2x=-8

Then divide each side by -2 to isolate the x:

-2x/-2=-8/-2

x=4

-5
-4
-3
-2
-1
0 1 2
3
4
u

Answers

Answer:

Step-by-step explanation:

Can you rephrase the question.

Given m||n, find the value of x.
(8x-27) (7x-4)

Answers

Answer:

56ײ-221x+108

Step-by-step explanation:

sam eats 1/4 of a pizza joe eats 1/2 of the remaining pizza. what part of the original pizza is left?

Answers

Answer:

1/4 of the pizza is left

If Sam eats 1/4 of the pizza, we must subtract 1/4 from 1.

1 - 1/4 = 3/4.

Now, Since Joe eats 1/2 of the pizza, we subtract 2/4, since 1/2 = 2/4.

3/14 - 2/4 = 1/4.

Answer = 1/4

Jerome is paraphrasing a portion of White Fang to support his idea that the pup feels safer in the American Indian camp once he becomes familiar with his surroundings. Which is the best way to paraphrase supporting evidence from the text? White Fang thought the tepees were scary at the beginning, but he looked around one and felt better. White Fang is afraid of the tepees at first, so he investigates one cautiously. After sniffing and nibbling the canvas, he grabs a corner in his teeth and pulls hard enough to make it wobble. Once he sees that the tent will not hurt him, he is not afraid anymore. “After a time, he left Kiche’s side and crawled cautiously toward the wall of the nearest tepee . . . [H]e smelled the strange fabric, saturated with the man-smell. He closed on the canvas with his teeth and gave a gentle tug. Nothing happened, though the adjacent portions of the tepee moved.” “He tugged still harder, and repeatedly, until the whole tepee was in motion. Then the sharp cry of a squaw inside sent him scampering back to Kiche. But after that he was afraid no more of the looming bulks of the tepees.”

Answers

Answer:

B

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

Can u space the answers pls nest time at least

Help help help ASAP I need help

Answers

Answer:

20

Step-by-step explanation:

Plug in 3 everywhere there is a y and solve.

(3)^2+2(3)+5

9+6+5

20

If x is direct proportional to y cube and x=32 when y=2
1. Find the value of x when y=6
2. Calculate the value of y when x=108

Answers

Answer:

1x=864,

2y=3

Step-by-step explanation:

y=6,x=?

if x is directly proportional to y^3 &if (when x=32, y is=2) we can understand that x=4y^3

1,x=4y^3

x=4(6^3)

x=4(216)

x=864

2,x=4y^3

108=4y^3

108/4=4y^3/4

27=y^3

√27=y

y=3

i think it is easy to understand,but if the answers are not clear you can ask me &i hope it helps you

Which of the following values are solutions to the inequality −6≤1+3x?

Answers

Answer:

what are the options? there are many possible answers

Consider the figure below where l2 intersects l1 and m∠2=90°.

YOOOO HELP ME PLEASE ASAP LOL ILL MARK YOU AS THE BRAINLEST


Which of the following statements are correct? Select all that apply.

∠1 and ∠4 are adjacent angles.
∠1 and ∠2 are complementary angles.
∠3 and ∠4 are adjacent angles and complementary angles.
∠5 is a vertical angle to the combination of ∠3 and ∠2.
∠1 and ∠3 are vertical angles.
∠4 and ∠5 are adjacent angles, supplementary angles, and form a linear pair.
There is at least one angle bisector in the above graph.

Answers

Answer:

Layla bu la 520 and glue 729

Step-by-step explanation:

HELPPPPPP!!!!!! I NEED HELP OMGGG....

A jewelry artist is selling necklaces at an art fair. It costs $105 to rent a booth at the fair. The cost of materials for each necklace is $4.50. The artist is selling the necklaces at $12 each.
The inequality 12n > 105 + 4.50n represents the situation in which the artist makes a
profit.

A)Will the artist make profit if she sells 15 necklaces? Show how you know.

B) explain or show your reasoning

Answers

Answer:

They will break even... but im not 100% sure im correct

Step-by-step explanation:

Im not 100% sure but here is what i have...

based on the given inequality the new one would be 15n>105+4.50n,

First subtract the 4.50n from the right side of the inequlaity sign.

Now you should have 10.5n>105

second, plug in a random number to see if she will make money or not..

I used 10, so plug 10 in for "N".

it will look like this, 10.5(10)>105

now do the math and get, 105>105,

which brings me to the cunclution she breaks even..

Somebody help me please

Answers

yes i’m chi. yin gubu. hi hi hi hi hi hi hi hi hi

Help please I’ll mark u brainlest

Answers

Answer: i can't see the question.

Step-by-step explanation:

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