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Gemiola [76]
3 years ago
9

What is the simplest form of this expression -x(7x+2)+x^2

Mathematics
2 answers:
kodGreya [7K]3 years ago
7 0
 The answer would be  -6x ^ 2 - 2x
Equation:
=-x (7x + 2) + x ^ 2
 =(-7x ^ 2 -2x) + x ^ 2
Add similar terms,
 -6x ^ 2 - 2x

 
The simplified expression is given by:
 
-6x ^ 2 - 2x
STALIN [3.7K]3 years ago
5 0
For this case we have the following expression:
 -x (7x + 2) + x ^ 2
 Rewriting we have:
 (-7x ^ 2 -2x) + x ^ 2
 Adding similar terms we have:
 -6x ^ 2 - 2x
 Answer:
 
The simplified expression is given by:
 
-6x ^ 2 - 2x
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One rabbit saw six elephants while going to the river. Every elephant saw 2 monkeys going towards the river. Every monkey holds
rodikova [14]

5 animals are going towards the river .

<u>Step-by-step explanation:</u>

Here we have , One rabbit saw six elephants while going to the river. Every elephant saw 2 monkeys going towards the river. Every monkey holds one parrot in their hand.We need to find How many animals are going towards the river . Let's find out:

  • 1 rabbit saw 6 elephants while going to the river. i.e. rabbit is only going towards river !
  • Every elephant saw 2 monkeys going towards the river. From the sentence , each of the 6 elephants saw 2 monkeys going towards the river, hence will be 6 x 2 = 12 monkeys going towards the river.

But, the statement does not explicitly say that “Every elephant saw 2 DIFFERENT monkeys…”, therefore implicit rules apply and infer that the 2 monkeys are the same.  So , every elephant saw 2 monkeys!

  • Now , every monkey holds 1 parrot in their hands. 2 parrots are going towards the river.  

So , total number of animals is :

⇒ 1+2+2

⇒ 5

Therefore , 5 animals are going towards the river .

6 0
3 years ago
Easy Question, Easy points
defon

Answer:

20,000 cm³

Step-by-step explanation:

The shape is a triangular prism

Base area × height

½ × 20 × 25 × 80

20,000 cm³

3 0
3 years ago
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Ou are filling piñatas for your friend's birthday party. You have 12 kazoos, 18 mints, and 24 lollipops. You want identical grou
Gwar [14]

Answer: 6

Step-by-step explanation:

Given: There are 12 kazoos, 18 mints, and 24 lollipops.

To find : the greatest number of piñatas you one can fill such that there will be identical groups of gifts in each piñata with no gifts left over.

Here 12 = 2 x 2 x 3

18 = 2 x 3 x 3

24 = 2 x 2 x 2 x 3

GCF(12,18,24) = 2 x 3 =6

Hence, The greatest number of piñatas you can fill = 6

7 0
3 years ago
What is 5 to the power of 3
trapecia [35]
5³ is 5x5x5 so that is 125
8 0
3 years ago
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How can I find the unknown side lengths when given the area or circumference of a figure?
ad-work [718]

Answer:

Set up the area/circumference equations using x as the unknown variable. Then, solve for that variable and apply the correct unit.

Step-by-step explanation:

For example,

Find the side length of a square with an area of 49 square centimeters.

Since area=s^{2}, i can write 49=s^2\\then take the square root of each side to solve for s.\\s=\sqrt{49} \\s=7  centimeters

6 0
3 years ago
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