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prisoha [69]
3 years ago
8

Easy math asap please

Mathematics
1 answer:
joja [24]3 years ago
4 0

Answer:

81{x}^{2}  + 18x \sqrt{2} + 2

Step-by-step explanation:

(9x +  \sqrt{2} )(9x +  \sqrt{2} ) \\  =  {(9x)}^{2}  + ( \sqrt{2}  +  \sqrt{2} ) \times 9x +  \sqrt{2}  \times  \sqrt{2}  \\  = 81 {x}^{2}  + 2 \sqrt{2}  \times 9x + 2 \\ =  81{x}^{2}  + 18x \sqrt{2} + 2 \\

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Do the following summarize a categorical variable or a numerical variable? If the data is numerical, also state if it is continu
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The batting average of a baseball player is classified as a numeric continuous variable.

<h3>What are categorical and numerical variables?</h3>

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A batting average is given by the <u>number of hits divided by the number of at bats</u>, hence it is a numeric value.

<h3>What are continuous and discrete variables?</h3>

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The batting average is a real number, hence it is also a continuous variable.

More can be learned about classification of variables at brainly.com/question/17226865

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5 0
2 years ago
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Sergio039 [100]
 solve for b.

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3 years ago
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Galina-37 [17]

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