1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Rom4ik [11]
3 years ago
15

Two students factored 2x^2 + 6x - 20. Leuko said that the factorization was (2x - 4)(x + 5). Ray gave the factorization as (x -

2)(2x + 10). Confirm that both of these factorizations are correct. Then explain why they are not complete.
Mathematics
2 answers:
shutvik [7]3 years ago
6 0

Answer:

See explanation

Step-by-step explanation:

If you FOIL both of them, you see that they are both correct, but they both need to factor out a 2 and then they will both have the same thing.

2(x - 2)(x + 5)

stich3 [128]3 years ago
5 0

Answer: To confirm the equations to be equal with the parent function we do as follows:

(2x – 4)(x + 5) = 2x^2 + 10x - 4x - 20 = 2x^2 + 6x -20

(x – 2)(2x + 10) = 2x^2 +10x - 4x -20 = 2x^2 +6x - 20

Step-by-step explanation:  Mark me as brainliest

You might be interested in
The length of a picture frame is (8u - 12) inches. It’s width is 3/4 of its length. Express the width of the picture frame in te
dezoksy [38]
3/4(8u-12)..................
7 0
3 years ago
A survey of voters explored the relationship between the ages of voters and wether or not they support building skateboard ramps
Novosadov [1.4K]

Answer:

(a)12%

(b)20%

(c)49%

Step-by-step explanation:

(a)In the age group 58 and above:

  • Number in favor of building the skateboard ramps=6
  • Number opposed to building the skateboard ramps=44
  • Total = 50

Percentage of those in favor = \frac{6}{50}X100 =12\%

(b)In the age group 18-37

  • Number in favor of building the skateboard ramps=40
  • Number opposed to building the skateboard ramps=10
  • Total = 50

Percentage of those opposed to it = \frac{10}{50}X100 =20\%

(c)

  • Total Number of those in favor of building the skateboard ramps=73
  • Total Number opposed to building the skateboard ramps=77
  • Total = 150

Percentage of those in favour = \frac{73}{150}X100 =48.67 \approx 49\%

6 0
3 years ago
Read 2 more answers
315 + 6x = 90 + 15x can anyone help with this? please
mario62 [17]

Answer:

315-90 = 15x-6x

225 = 9x

9x/225

x = 25

8 0
3 years ago
GIVING BRAINLIEST! Calculate the slope of the following line
Georgia [21]
The slope is 3 because if you find the rise and run of two points. Run=1 rise=3 (divide the rise by the run) which equals 3. The slope is 3
6 0
2 years ago
What is the value of f(x) = 2 • 2x for f(–2)?
Rina8888 [55]

Answer:

-8

Step-by-step explanation:

Replace the x in f(x) = 2 • 2x with -2

f(-2) = 2 × 2 × (-2) ➡ f(-2) = -8

7 0
3 years ago
Other questions:
  • A jet travels 560 miles in 5 hours at this rate how far could the jet fly in 8 hours? What is the rate of speed of the jet?
    13·1 answer
  • What is 23/50 simplified? can it bbe simplified?
    12·2 answers
  • How many 1/9make up2/6
    15·1 answer
  • a case of water bottles contains 36 bottles. each bottle contains 8 ounces. if helen buys 12 cases of water bottles, how many ou
    5·1 answer
  • Graph the system &amp; write its solution <br> 2x+y=-4<br> Y=-1/2x-1
    12·1 answer
  • What is the slope intercept form of: 0.25x+0.10y&lt;5
    14·1 answer
  • Xxxxxxxxxxxxxxcccccccc
    10·1 answer
  • I have no idea how to do this
    7·1 answer
  • A bake shop uses 1 1/3 cup of<br> milk for each batch of<br> cupcakes.
    11·2 answers
  • A crowbar 29 in. long is pivoted 6 in. from the end. What force must be applied at the long end in order to lift a 700 Ib object
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!