What are the zeros of the function defined by 2x^2 - 9x + 4?
O A. -1/2, -4
O B. -1/2, 4
OC. 1/2, -4
O D. 1/2, 4

Answers

Answer 1
The answe is c I think

Related Questions

What is negative 3/2 divided by 11/6?

Answers

Answer: 0.81818181818

Step-by-step explanation:

Answer:

-9/11

Step-by-step explanation:

You have to find the reciprocal of the number you're dividing by. In your case the number you are dividing by is 11/6. Just flip 11/6 to get the reciprocal, and the multiply it by -3/2. 6/11 is the reciprocal of 11/6.

[tex]-\frac{3}{2} * \frac{6}{11} = -\frac{18}{22}[/tex]

Simplify by dividing by 2.

-9/11 is the answer.

HOPE THIS HELPS!!

Please Guys can you help me

Answers

Answer:

125

Step-by-step explanation:

because is it's fith it would have gone up to 125 because there is 4 25 in 100

what was the average speed of the winner in miles per hour? Explain

Answers

Answer:

my mom

OOOO

Step-by-step explanation:

huh 12x*5

PLEASE I NEED HELP, ILY ILL GIVE 30 POINTS

Answers

Answer:

Question 1:

The angles are presented here using Autocad desktop application

The two column proof is given as follows;

Statement                   [tex]{}[/tex]                             Reason

S1. Line m is parallel to line n       [tex]{}[/tex]            R1. Given

S2. ∠1 ≅ ∠2                   [tex]{}[/tex]                            R2. Vertically opposite angles

S3. m∠1 ≅ m∠2                    [tex]{}[/tex]                     R3. Definition of congruency

S4. ∠2 and ∠3 form a linear pear      [tex]{}[/tex]      R4. Definition of a linear pair

S5. ∠2 is supplementary to ∠3 [tex]{}[/tex]      R5. Linear pair angles are supplementary

S6. m∠2 + m∠3 = 180°              [tex]{}[/tex]                Definition of supplementary angles

S7. m∠1 + m∠3 = 180°              [tex]{}[/tex]                 Substitution Property of Equality  

S8. ∠1 is supplementary to ∠3           [tex]{}[/tex]      Definition of supplementary angles

Question 2:

(a) The property of a square that is also a property of a rectangle is that all the interior angles of both a square and a rectangle equal

(b) The property of a square that is not necessarily a property of all rectangles is that the sides of a square are all equal, while only the length of the opposite sides of a rectangle are equal

(c) The property of a rhombi that is also a property of a square is that all the sides of a rhombi are equal

(d) A property of a rhombi that is not necessarily a property of all parallelogram is that the diagonals of a rhombi are perpendicular

(e) A property that applies to all parallelogram is that the opposite sides of all parallelogram are equal

Step-by-step explanation:

[tex]1\frac{1}{9}*4\frac{1}{2}+(3\frac{1}{5}-\frac{1}{3} )[/tex]

Answers

Answer:

118/15 or 7.8666666666666666666666666666666666666666666666666666666666666666... decimal

Step-by-step explanation:

Simplify the following:

(1 + 1/9) (4 + 1/2) + 3 + 1/5 - 1/3

Put 1 + 1/9 over the common denominator 9. 1 + 1/9 = 9/9 + 1/9:

9/9 + 1/9 (4 + 1/2) + 3 + 1/5 - 1/3

9/9 + 1/9 = (9 + 1)/9:

(9 + 1)/9 (4 + 1/2) + 3 + 1/5 - 1/3

9 + 1 = 10:

10/9 (4 + 1/2) + 3 + 1/5 - 1/3

Put 4 + 1/2 over the common denominator 2. 4 + 1/2 = (2×4)/2 + 1/2:

10/9 (2×4)/2 + 1/2 + 3 + 1/5 - 1/3

2×4 = 8:

10/9 (8/2 + 1/2) + 3 + 1/5 - 1/3

8/2 + 1/2 = (8 + 1)/2:

10/9 (8 + 1)/2 + 3 + 1/5 - 1/3

8 + 1 = 9:

10/9×9/2 + 3 + 1/5 - 1/3

10/9×9/2 = (10×9)/(9×2):

(10×9)/(9×2) + 3 + 1/5 - 1/3

(10×9)/(9×2) = 9/9×10/2 = 10/2:

10/2 + 3 + 1/5 - 1/3

The gcd of 10 and 2 is 2, so 10/2 = (2×5)/(2×1) = 2/2×5 = 5:

5 + 3 + 1/5 - 1/3

Put 5 + 3 + 1/5 - 1/3 over the common denominator 15. 5 + 3 + 1/5 - 1/3 = (15×5)/15 + (15×3)/15 + 3/15 - 5/15:

(15×5)/15 + (15×3)/15 + 3/15 - 5/15

15×5 = 75:

75/15 + (15×3)/15 + 3/15 - 5/15

15×3 = 45:

75/15 + 45/15 + 3/15 - 5/15

75/15 + 45/15 + 3/15 - 5/15 = (75 + 45 + 3 - 5)/15:

(75 + 45 + 3 - 5)/15

| 1 |  

| 7 | 5

| 4 | 5

+ | | 3

1 | 2 | 3:

(123 - 5)/15

| | 1 | 13

| 1 | 2 | 3

- | | | 5

| 1 | 1 | 8:

Answer: 118/15

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[tex]1 \frac{1}{9} \times 4 \frac{1}{2} + (3 \frac{1}{5} - \frac{1}{3} ) = \\ [/tex]

[tex] \frac{9 + 1}{9} \times \frac{8 + 1}{2} + ( \frac{15 + 1}{5} - \frac{1}{3} ) = \\ [/tex]

[tex] \frac{10}{9} \times \frac{9}{2} + ( \frac{16 \times 3}{5 \times 3} - \frac{1 \times 5}{3 \times 5} ) = \\ [/tex]

[tex] \frac{9 \times 10}{9 \times 2} + ( \frac{48}{15} - \frac{5}{15} ) = \\ [/tex]

[tex] \frac{10}{2} +( \frac{48 - 5}{15} ) = \\ [/tex]

[tex]5 + ( \frac{43}{15} ) = \\ [/tex]

[tex] \frac{75}{15} + \frac{43}{15} = \frac{118}{15} \\ [/tex]

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I need help plzzzzzzzzz

Answers

You need to create a right triangle and use a^2+b^2=c^2 to find the hypotenuse

I understand the question ​

Answers

Answer:

D. add all the y values to get 696 and then add all the x values and get 11.6 divide 696 by 11.6 and you get 60. You get the y-values by multiplying 60 by the x value, so D is the correct answer

Step-by-step explanation:

6
Your sister works as a tutor in the evenings.
Last school year she charged $25 per hour
for her services. After taking some
certification classes over the summer, she
increased her hourly charge by 40%. How
much does your sister now charge per hour
for her tutoring services?

Answers

Answer:

$35

Step-by-step explanation:

what is the (gcf) of 18 and 72?

Answers

Answer:

18

Step-by-step explanation:

The GCF is also known as the greatest common factor. Every number can be written as the product of at least 2 numbers, and almost every number has at least one factor that is a prime number (or a number that is only divisible by 1 and itself).

Let's find the prime factorization of 18 and 72; in other words, let's find what prime numbers make these numbers up.

18 = 2 * 9 = 2 * 3 * 3  ⇒  notice that while 9 isn't a prime number, 2 and 3 are

72 = 2 * 36 = 2 * 2 * 18 = 2 * 2 * 2 * 3 * 3  ⇒  again, 2 and 3 are primes

In finding the GCF, we want to find the largest value of the prime numbers that the two numbers share.

Here, we see that both 18 and 72 have at least one factor of 2 and at least two factors of 3. So, that's the greatest common factor: 2 * 3 * 3 = 18.

18 because 72 can be divided by 18

I need help finding the slope​

Answers

Answer:

slope=0.5

equation of the line= y=.5x+5

Step-by-step explanation:

[tex]x_{2}[/tex]-[tex]y_{2}[/tex]/[tex]x_{1}[/tex]-[tex]y_{1}[/tex] substitute your x and y values in

5.5-5/1-0=.5

5.5 is [tex]x_{2}[/tex] and 5 is [tex]y_{2}[/tex]

1 is [tex]x_{1}[/tex] and0 is [tex]y_{1}[/tex]

Hope this helps!

Pls helpp me ASAP!!!!!

Answers

Answer:

28,42,56, And 70..

Step-by-step explanation:

Its because after 14 count by 14 then get 70 4 more times.

Jordan has traveled 255 miles out of 340 miles on a trip. What percent of the total distance has he traveled?

A. 73%
B. 82%
C.75%
D. 70%

Answers

the answer would be C. 75%
The correct answer is C !

raul drove 80 miles.this represent 50% of the entire trip what is the total number of miles on raul trip​

Answers

Answer:

its 160 miles

Sara works 40 hours per week and earns $660. Which graph shows the unit rate for this situation?

Answers

Answer: $16.5/hour

Step-by-step explanation:

The unit rate is the relationship between y and x if x = 1

660/40 = 16.5

That means, if x = 1, y = 16.5

Therefore, $16.5/hour

What is the vertex of the graph of f(x) = |x – 13| + 11?

(–11, 13)
(–13, 11)
(11, 13)
(13, 11)

Answers

Answer:

(13, 11)

Step-by-step explanation:

I graphed the line and the vertex is at 13, 11

The vertex of the function  f(x) = |x - 13| + 11 is (13,11)

How to determine the vertex?

The function is given as:

f(x) = |x - 13| + 11

The above function is an absolute value function

An absolute value function is represented as:

f(x) = a|x – h| + k

Where, the vertex is (h,k)

So, we have:

(h,k) = (13,11)

Hence, the vertex of the function  f(x) = |x - 13| + 11 is (13,11)

Read more about vertex at:

brainly.com/question/24850937

#SPJ9

Aubrey jarred 24 liters of jam after 4 days. How much jam did Aubrey jar if she spent 5 days making jam? Assume the relationship is directly proportional.

? liters
I NEED HELP PLZ I WILL GIVE MORE POINTS I NEED 20 MORE POINTS TO GET FROM A 64 TO AN 80

Answers

30 liters
your welcome

A restaurant sold tacos and burritos. Tacos cost $2.00 and burritos cost $1.00. The restaurant sold 48 items for a total of $86.00. Write a system of equations.

Answers

Answer:

blank 1-2x+y1=86

Blank 2- x+y=48

Step-by-step explanation:

what is 1 + 1?
i really dunno and i wanna know plus yall need points

Answers

Answer:

Step-by-step explanation:

2 period

Answer:

2

Step-by-step explanation:

thanks for the points

What is the point slope form of a line with a slope of 5 and goes through the
point (1,5)? *

Answers

Answer:

y-5=5(x-1)

Step-by-step explanation:

Point slope form is: y-y1=m(x-x1)

y1 here is 5 and x1 is 1, because those are the points in the ordered pair given.

y-5=x-1 would be your base answer, but you need to account for the slope as well, which is m. So, y-5=5(x-1)

Hope this helped! :)

Answer: y+1=-5(x-2)

Step-by-step explanation:

4 6/7 + 3 5/7 please help me

Answers

Answer: The answer is 60/7 or in mixed number form it is 8 4/7...

to make it easier, all you do is make the fractions improper and then add... If they didn't have the same denominator then you would make them have the same denominator. But they already have the same denominator... Or in other words convert the fractions into improper fractions, then find the LCD and combine... 34/7+26/7

34+26/7

60/7

decimal form: 8.571428

mixed number form: 8 4/7

Hope this helps... Stay safe and have a great day/night!! :D

Answer:

about 8.6, or 8.57142857143

Step-by-step explanation:

4 6/7 + 3 5/7

= 28+6/7 + 21+5/7

= 34/7 +26/7

= 60/7

= about 8.6

Hey! I was wondering if you could give me some help with math?​

Answers

Sure what is it that u need help with
What grade? I can help with lots but there are some i haven’t mastered.

What is
of 1 of 10?

5

Answers

Answer:

Pretty sure it's 2

Step-by-step explanation:

choose all statements that show correct reasoning for finding 15 divided by 2/9

Answers

Answer:

The second and the last options.

Step-by-step explanation:

15/ 2/9 =67.5 Solve the original problem

15*2/9 =3.33333333333

15*9/2 =67.5

(15* 1/9) /2=0.833333333333333

15*9* 1/2 =67.5

Answer:

b and d

Step-by-step explanation:

Which expression uses the associative property to make it easier to evaluate
8(1.3)

A. 8(3

B. 43

C. (8)

D. (8)

Answers

Answer:

The answer to this question is A. 8(3/5*1/4).

Answer:

b

Step-by-step explanation

i think

How many different committees can be formed from 10 teachers and 37 students of the committee consist of three teachers and two students? how many ways can the committee of five members be selected?

Answers

Answer:

79,920 different ways

Step-by-step explanation:

Combination has to do with selection:

If we are to select 3 teachers from a pool of 10 teachers to form a committee, this can be done in 10C3 number of ways.

10C3 = 10!/(10-3)!3!

10C3 = 10!/7!3!

10C3 = 10*9*8*7!/7!3!

10C3 = 10*9*8/3*2

10C3 = 720/6

10C3 = 120 ways

Similarly, selecting five 2 students from a pool of 37 students to form a committee, this can be done in 37C2 difference ways;

37C2 = 37!/(37-2)!2!

37C2 = 37!/35!2!

37C2 = 37*36*35!/35!*2

37C2 = 37*36/2

37C2 = 37 * 18

37C2 = 666 ways

Hence the total number of ways that the 5 committees can be selected is expressed as 10C3 * 37C3 = 120 * 666

120 * 666 = 79,920 ways

Before the holidays Apple wants to raise the price of the new iPhones. If the new iPhone 12 is
$839, and they want to markup the price by 15%. What is the new total cost?

Answers

Answer:

$964.85

Step-by-step explanation:

$839 x 1.15 = $964.85

The answer is 964.85. 964.85 would be the new total cost.

A book with an original price of $20 has a 15% discount. Which expression represents the new price of the book?
A. $20 × 0.15
B. $20 × 0.985
C. $20 × 1.15
D. $20 × 0.85

Answers

Answer:

A

Step-by-step explanation:

20.00 * .15

.15 = 15 out of 100 = 15%

Can someone plz help me it is timed ill give Brainliest if it is correct

Answers

Answer:

b

Step-by-step explanation:

I had this exactl question a while ago

Plz help me I’m behindddd

Answers

Answer: A; r = square root (S/4pi)

Step-by-step explanation:

1. Divide 4pi on both sides to get r^2 by itself so the left side becomes S/4pi (you do this because 4, pi, and r^2 are being multiplied together on the right side in the original equation so to cancel that out and get r by itself you do the opposite of multiplication)

The equation should now look like r^2 = S/4pi

2. Square root both sides including r to get rid of the r^2 so it becomes just r (also when you square root both sides, you square root all of S/4pi not just S or 4pi but the whole thing)

After you do that, you get r = square root (S/4pi) which is answer A

Hope this helps! :)

what is the value of x?

Answers

Answer:c

Step-by-step explanation:

Answer:

48

Step-by-step explanation:

[tex]x \degree = 180 \degree - (90 \degree + 42\degree) \\ \\ x \degree = 180 \degree - 132\degree\\ \\ x \degree = 48\degree \\ \\ x = 48[/tex]

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