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Aleksandr [31]
2 years ago
13

Find the errors and correct the following mathematical sentences.​

Mathematics
2 answers:
zhuklara [117]2 years ago
6 0

Answer:

The correct answers are:

xii) (x+7)(x+7)

=x^2 +7x +7x +49

=x^2 +14x +49

xiv) (x+4)(x+2)

=x^2 +2x +4x +8

=x^2 +6x +8

xvi) 5x^3 ÷ 5x^3

=1

Levart [38]2 years ago
6 0

Answer:

This is your answer ☺️☺️

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7 0
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(HELPPPPPPP) ples help me with 1, 2, 3
ra1l [238]

Answer:

Okay so number 3 is either undefined or Zero. I always forget which is which.

Step-by-step explanation:

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5 0
2 years ago
4x + 1 = 2x - 5<br> show all steps
konstantin123 [22]

How to solve your question

Your question is

4

+

1

=

2

−

5

4x+1=2x-5

4x+1=2x−5

Solve

1

Subtract  

1

1

1

from both sides of the equation

2

Simplify

3

Subtract  

2

2x

2x

from both sides of the equation

4

Simplify

5

Divide both sides of the equation by the same term

6

Simplify

Solution

=

−

3

3 0
3 years ago
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vovangra [49]

The variable in this algebraic expression is b

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2 years ago
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If a regular polygon has 40 sides the measure of each interior angle will be
ankoles [38]
Each exterior angle  = 360 / 40  = 9 degrees. So each interior angle = 180 - 9
 = 171 degrees.
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