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PIT_PIT [208]
3 years ago
5

Expand and simplify (x+3)²

Mathematics
2 answers:
Ivenika [448]3 years ago
7 0

Answer:

<h2>x² + 9 + 6x </h2>

Step-by-step explanation:

expand and simplify (x+3)²

(x+3)² =

x² + 9 + 2 × x × 3 =

x² + 9 + 6x

arsen [322]3 years ago
6 0

Answer:

x² + 6x + 9

Step-by-step explanation:

( x + 3 ) ²

( x + 3 ) ( x + 3 )

x ( x + 3 ) + 3 ( x + 3 )

x² + 3x + 3x + 9

x² + 6x + 9

Hope this helps you.

Let me know if you have any other questions :-)

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If you're finding the value of z, z would equal 13/2 or 6.5
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Find the distance between 2 3/5 and -1 on a number line
True [87]

Answer:

The distance between these two is 3 3/5

Step-by-step explanation:

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2 3/5 - -1

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7 0
3 years ago
find the sum of the interior angles of the following polygons.1)Pentagon. 2)hexagon. 3)heptagon. 4)octagon.​
sergejj [24]

Answer:

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2)Hexagon:

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3 years ago
Data Set #1
Harman [31]

Answer:

The data table is attached below.

Step-by-step explanation:

The average of a set of data is the value that is a representative of the entire data set.

The formula to compute averages is:

\bar x=\frac{1}{n}\sum\limits^{n}_{i=1}{x_{i}}

Compute the average for drop 1 as follows:

\bar x_{1}=\frac{1}{3}\times[10+11+9]=10

Compute the average for drop 2 as follows:

\bar x_{2}=\frac{1}{3}\times[29+31+30]=30

Compute the average for drop 3 as follows:

\bar x_{3}=\frac{1}{3}\times[59+58+61]=59.33

Compute the average for drop 4 as follows:

\bar x_{4}=\frac{1}{3}\times[102+100+98]=100

Compute the average for drop 5 as follows:

\bar x_{5}=\frac{1}{3}\times[122+125+127]=124.67

The data table is attached below.

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3 years ago
Gale wants to compare the cost of the events.
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#a

The table represents all possibilities.

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#c

The aquarium always costs the move.

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8 0
2 years ago
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