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mamaluj [8]
2 years ago
7

Im really confused with this one.

Mathematics
2 answers:
nexus9112 [7]2 years ago
5 0
The expression 2x means 2 times x.
It also means x plus x.

These are appropriate descriptions:

2: The expression represents 5 plus 2 times x.
3: The expression represents 5 plus x plus x.
5: The expression represents the sum of 5 and 2x.
liberstina [14]2 years ago
4 0
The answers are the second, fifth, and sixth.
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An article included a summary of findings regarding the use of SAT I scores, SAT II scores, and high school grade point average
Harrizon [31]

Answer:

0.156

Step-by-step explanation:

Given that :

% of Explained variance by certain predictors of first year college grade :

SAT 11 scores = 17%

GPA = 15.6%

SAT 1 = 13.3%

Fitting a least squares line :

y = First year college GPA

x = high school GPA

THE r² value which is Coefficient of determination is the percentage of explained variance given by the regression line. The r² value of GPA will the as given above 15.6%

r² = 15.6% = 15.6/100 = 0.156

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Answer:

the answer is C ;P

Step-by-step explanation:

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2 years ago
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A scientist looks at a bacterium and a virus in a lab. The bacterium has a diameter of 10 Superscript negative 6 meters. The vir
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Step-by-step explanation:

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jok3333 [9.3K]

The <em><u>correct answers</u></em> are:

reciprocal ; negative ; additive inverse ; and multiplicative inverse .

Explanation:

The opposite of a number in is a negative.  The number we can add to a number to get 0, or the opposite of a number as far as addition goes, is its additive inverse.  

The number we can multiply to a number to get 1, or the opposite of a number as far as multiplication goes, is its multiplicative inverse.  It is also called the reciprocal of the number.

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