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Marat540 [252]
3 years ago
10

Simplify (4n^4 - 3n^2 + n)+ (2n^4 -7n^2 + 9n). Express your answer without factoring.

Mathematics
2 answers:
Pie3 years ago
4 0

Answer:

6n^4-10n^2+10n

Step-by-step explanation:

4 n^4+2n^4-3n^2-7n^2+9n+n

6n^4-10n^2+10n

iragen [17]3 years ago
4 0

Answer:

\boxed{6n^4- 10n^2 + 10n}

Step-by-step explanation:

(4n^4 - 3n^2 + n)+ (2n^4 -7n^2 + 9n)

\sf Remove \ brackets.

4n^4 - 3n^2 + n+2n^4 -7n^2 + 9n

\sf Group \ like \ terms.

4n^4 + 2n^4- 3n^2 -7n^2 + 9n+n

\sf Combine \ like \ terms.

6n^4- 10n^2 + 10n

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tester [92]

Answer:

64y² - 81

Step-by-step explanation:

(8y +9)(8y - 9)

64y² - 72y + 72y - 81

64y² - 81

6 0
3 years ago
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What’s the volume of the rectangular prism in cubic meters
GarryVolchara [31]

Answer:

Volume of the prism=60m3

Step-by-step explanation:

Volume of any prism=height*width*length

Volume of the prism=3m*5m*4m=60m3

Volume of the prism=60m3

7 0
3 years ago
You want to determine if eating more fruit reduces a person's chance of developing cancer. You watch people over the years and a
ycow [4]

Answer:

Prospective study

Step-by-step explanation:

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3 0
3 years ago
Jessie has a piece of cardboard that is 8.5 inches by 11 inches. Sh makes a picture frame with the cardboard by cutting out a 4
vagabundo [1.1K]
First, we determine the area of the piece of cardboard by multiplying its dimensions. 
                area of cardboard = (8.5 inches) x (11 inches) = 93.5 in²
Then, we solve for the area of the cut out square,
              area of the square = (4 inches) x (4 inches) = 16 in²
Then, we subtract the areas giving us the area of the frame which is equal to,
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7 0
3 years ago
Pls just type it in no files pls and thank you
Nana76 [90]

Answer:

31

Step-by-step explanation:

First type of clay required 3 cups of flour per batch

She made 5 batches

5 * 3 = 15

So she used 15 cups of flour for the first type of clay

Second kind of clay required 4 cups of flour per batches

She made 4 batches

4 * 4 = 16

So she used 16 cups of flour for the second type of clay

we now add the total number of cups of flour used for each type of clay

16 + 15 = 31

She used a total of 31 cups of flour

5 0
3 years ago
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