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Solnce55 [7]
3 years ago
5

which values must be excluded from the domain of the variable in the expression x²-49/x x=8, x=7, x=0 or x=-7

Mathematics
2 answers:
Ira Lisetskai [31]3 years ago
7 0
00000000000000000000000000000000000000000000000000
Pani-rosa [81]3 years ago
6 0

Answer:

x = 0

Step-by-step explanation:

Since we cannot divide by 0, the value of x which results in a denominator that is 0 is a value excluded from the domain;

This value can be found by setting the denominator equal to 0;

In this case, it is very simple as the denominator expression is simply "x", so the exluded value is: x = 0.

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!!!!!!!!!!!!!!!!!!!!! HELP !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
USPshnik [31]

Answer:

rectangular prism

Step-by-step explanation:

The sides fold up into a rectangular shaped box, or a prism. Hope this helps!

4 0
3 years ago
Rewrite the expression with rational exponents as a radical expression by extending the properties of integer exponents.
ra1l [238]

The expression will be written as \rm \sqrt[8]{2^5}., the correct option is A.

<h3>What are Exponents?</h3>

Exponents are the base raised to a power, It is written in the superscript of a number.

The expression given in the statement can be written as

\rm \dfrac{ 2^{7/8}}{2^{1/4}}

By the Exponent rule,

\rm \dfrac{a^m}{a^n} = a^{m-n}

So the expression can be written as

<h3>=\rm { 2^{7/8-1/4}</h3>

=\rm 2^{5/8}

=\rm \sqrt[8]{2^5}

Therefore, in radical form, the expression will be written as \rm \sqrt[8]{2^5}., the correct option is A.

The complete question is

Rewrite the rational exponent as a radical by extending the properties of integer exponents.

2 to the 7 over 8 power, all over 2 to the 1 over 4 power

the eighth root of 2 to the fifth power

the fifth root of 2 to the eighth power

the square root of 2 to the 5 over 8 power

the fourth root of 2 to the sixth power

To know more about Exponents

brainly.com/question/5497425

#SPJ2

6 0
2 years ago
Find the value of each of the following: exponents
Nataly [62]

Answer:

7) is 625

8) 169

9) 1.44

10) 180??

11) 1000000

12) 3430

hopefully these are right

Step-by-step explanation:

7 0
2 years ago
Simplify the expression. <br><br> -1/2 + 1/6
sukhopar [10]
-1/2 = -3/6

-3/6 + 1/6 = -2/6

-2/6 = -1/3

-1/3 is your answer

hope this helps
8 0
3 years ago
Write down the first five terms of the AP with first term 5 and common difference 7 ​
Zigmanuir [339]

Answer:

Hvrbfbkkeuhevejhesseefj

5 0
2 years ago
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