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deff fn [24]
2 years ago
11

If a number is decreased by 8, the result is -21. What is the

Mathematics
1 answer:
wariber [46]2 years ago
4 0

Answer:

answer = -13

Step-by-step explanation:

number = x

x - 8 = -21

x = -21 + 8

  = -13

Recheck :

num = - 13

decreased by 8 = - 13 -8 = -21

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A ball is dropped from a certain height. The function below represents the height f(n), in feet, to which the ball bounces at th
natali 33 [55]

Answer:

9 represents the initial height from which the ball was dropped

Step-by-step explanation:

Bouncing of a ball can be expressed by a Geometric Progression. The function for the given scenario is:

f(n)=9(0.7)^{n}

The general formula for the geometric progression modelling this scenario is:

f(n)=f_{0}(r)^{n}

Here,

f_{0} represents the initial height i.e. the height from which the object was dropped.

r represents the percentage the object covers with respect to the previous bounce.

Comparing the given scenario with general equation, we can write:

f_{0} = 9

r = 0.7 = 70%

i.e. the ball was dropped from the height of 9 feet initially and it bounces back to 70% of its previous height every time.

7 0
2 years ago
In the case of classical activation, which outcome is likely to occur?.
adell [148]

Classical activation should lead to an effective immune response against pathogens.

<h3>What is the classical activation pathway?</h3>

This is the most common pathway in the immune system.

<h3>What does classical activation imply?</h3>
  • This is triggered by specific antibody complexes that react to a potential pathogen.
  • A set of proteins and specialized cells are activated to attack the pathogen.
  • A membrane attack complex is created.

<h3>What is the outcome?</h3>

The desirable outcome of this system is an effective immune response against pathogens such as viruses and bacteria.

Learn more about pathogens in: brainly.com/question/13873423

6 0
1 year ago
PLZ HELP WILL GIVE BRAINLIEST AND 80 POINTS
shepuryov [24]

Answer:

check attached image :)

Step-by-step explanation:

5 0
3 years ago
Help math question down here<br> NO SCAM
vaieri [72.5K]

Answer: x=42

Step-by-step explanation:

Multiply by -6 on both sides and you get

x = 42

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2 years ago
What is 1/10 of 20 in an equation
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Answer:

1/10 of 20 in an equation is 2

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2 years ago
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