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MissTica
2 years ago
8

If A and B are positive integer and A∆B =A(A+2B) , what is the value of 2∆(4∆(1∆B)} ?​

SAT
1 answer:
Mariulka [41]2 years ago
3 0

If A ∆ B = A × (A + 2B) = A² + 2AB, then

• 1 ∆ B = 1 + 2B

• 4 ∆ (1 ∆ B) = 4 ∆ (1 + 2B) = 24 + 16B

• 2 ∆ (4 ∆ (1 ∆ B)) = 2 ∆ (24 + 16B) = 100 + 64B

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In a few sentences, describe how sedimentary rock forms.
photoshop1234 [79]

answer:

sedimentary rock is formed when rocks start to weather away causing them to loosen. **weathering is the breaking down of rocks, soils, minerals, and artificial materials through contact with water, atmospheric gases, and biological organisms.** sedimentary rocks are formed from older rocks. the pieces of broken rocks are then transported (through water.) and over time the layers will become compacted (salt crystals 'glue' the layers together.)

good luck :)

i hope this helps

have a nice day!

3 0
3 years ago
How much force is required to accelerate a 5 kg mass at 20 M/s2
solmaris [256]

Answer:

100N

Explanation:

m= 5kg

a= 20 m/s^2

F= ma = 5kg x 20 m/s^2 = 100kg m/s^2 = 100N

3 0
3 years ago
Which statement supports the fact that bone cells are smaller.
Leni [432]

Answer:

<u>The Cell Theory states that the Cells are the basic unit of structure and function of all Living Organisms</u>

  • The Cell Theory states that the cells are building blocks of body that comes from previously existing cells. Bone cells also helps to form other parts of body....
  • As a result ,cell theory is a great evidence that bone cell are smaller as compared to bone tissue because Bone tissue are  formed by Bone cells........

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4 0
2 years ago
Rafael, a high-school student, wants to be a police officer. what would be a way for rafael to accomplish his goal?
Sedaia [141]

The way for Rafael to accomplish his goal is finish with a good grade in school, have a clean record and then apply to the police academy.

<h3>What does it mean to accomplish one's goal?</h3>

For a person to be able to achieve a specific aim, they have to succeed in doing putting effort to doing he right thing that can lead to the success of that goal.

Hence the best thing for Rafael to accomplish his goal is finish with a good grade in school, have a clean record, no fighting, criminal records or any form of abuse and then He can apply to the police academy.

Learn more about goal from

brainly.com/question/24693533

5 0
2 years ago
If 384 ft of fencing is available and the maximum area is desired, what will be the dimensions of the larger, outer rectangle? (
DIA [1.3K]

The dimensions of the smaller holding pens from the parameters given are; 96 ft and 31 ft

<h3>What dimensions will maximize the area?</h3>

From the complete question, if the side lengths of the big rectangle are x and y, then the expression for the area A is:

A = x*y

Then perimeter since we have 384 ft of fencing available is;

2x + 2y = 384  

y = (384 - 2x)/2

y = 192 - x

Put 192 - x for y in area formula;

A = x(192 - x)

A = 192x - x²

Completing the square of this are equation gives;

A = 9216 - (x - 96)²

This means that A is maximum at x - 96 = 0

Thus, A is maximum when x = 96 ft

At A_max; y = 192 - 96 = 96 ft

Since the area of the bigger rectangle has been maximized, it means that we have also maximized the area of the smaller pens. Therefore its' dimensions will be;

x_small = 96 ft/3 = 31 ft

y_small = 96 ft

Read more about maximizing area at; brainly.com/question/9819619

6 0
2 years ago
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