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Aleonysh [2.5K]
3 years ago
8

Variables are defined by what?

Mathematics
2 answers:
skad [1K]3 years ago
8 0

Answer:

A variable is a quantity that may change within the context of a mathematical problem or experiment. ... The letters x, y, and z are common generic symbols used for variables. Sometimes, we will choose a letter that reminds us of the quantity it represents, such as t for time, v for voltage, or b for bacteria.

Step-by-step explanation:

thats true❤️

yulyashka [42]3 years ago
3 0

Answer:

A variable is a quantity that may change within the context of a mathematical problem or experiment. Typically, we use a single letter to represent a variable. The letters x, y, and z are common generic symbols used for variables.

please mark as brainliest

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wel

Answer:

  • Option D. x = -2

Step-by-step explanation:

<u>Given equation:</u>

  • (3^x)^3 = 3^1.
  • (3^3^+^(^-^2^)) = 3^1
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<u>Your answer will be Option D.</u>

6 0
2 years ago
PLEASE HELP ME!
lawyer [7]
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that is at x=0
y=mx+76

find m
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find m

100=2m+76
minus 76 both sides
24=2m
divide both sides by 2
12=m

the equatin is

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6 0
3 years ago
Mari left a tip of $14.00 for a meal that cost $69.00. Approximately, what percent of the tip did she leave?
solmaris [256]
14/69*100=20.29% this is the Answer
5 0
2 years ago
Which expression is equivalent to the pic​
finlep [7]

Answer:

OPTION A: $ \frac{1}{2^{15}} $

Step-by-step explanation:

We should know that:

$ (a^b)^c = a^{b . c} $

So, $ (2^3)^{-5} = 2^{3 . (-5)}} $

$ = 2^{-15} $

This is equivalent to $ \frac{1}{2^{15}} $

Hence, OPTION A is the answer.

5 0
3 years ago
What is the greatest common factor of 8n cubed and 20 n
Phantasy [73]
The greatest common factor of 8n^3 and 20n is 4n
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