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3 years ago

Evaluate the determinant for the following matrix:

Mathematics

1 answer:

VLD [36.1K]3 years ago

3 0

The determinat of

| a     b |
|           |
|c      d |

is: a*d - b*c

So the determinant of:

|3    -5 |
|         |
|1    1 |

is 3 * 1 - 1 * (-5) = 3 + 5 = 8

Answer: option D. 8

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Rebeca spent $32.55 for a photo album and three identical candles. The photo album cost $17.50 and the sales tax was $1.55. How

Marina86 [1]

Answer: $4.50 per candle

Step-by-step explanation:

$32.55 - $17.50 - $1.55 = $13.50 for all the candles

To find the price of a single candle we divide our answer by 3

13.50/3 = $4.50

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3 years ago

HELP URGENT GET IT CORRECT ALL OF THEM

Nikolay [14]

Answer:

2/9

Step-by-step explanation:

1/3 * 2/3 = 2/9

Answer:

136/9

Step-by-step explanation:

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3 years ago

Descriptive statistics ___________, while inferential statistics ______________. are measures of central tendency; are measures

Leviafan [203]

Answer:

Descriptive statistics <u>describe data from surveys and case studies,</u> while inferential statistics <u>determine if data can be generalized to other populations</u>.

Step-by-step explanation:

Let's look at the definition of each type of Statistics

Descriptive Statistics, as the name says, describes, properties or characteristics (that can be gathered through surveys and case studies), using mathematical methods for tendency and dispersion.

Inferential statistics, as the name states, infers, if samples from a larger data set have behaviors that can be then extrapolated to the larger group.

8 0

3 years ago

When Meriden made a cake she used a recipe calling for 3/4 cup of sugar. She was planning to make a huge cake for a family get-t

soldi70 [24.7K]

Meriden would need 2 1/4 cups of sugar because 3*3/4=2 1/4

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3 years ago

Given the graphs of y = 3x - 1 and y = -2x + 1, determine

MArishka [77]

Answer:

Я могу заплатить, но я никогда не хотел

Победы любой ценой.

Я никогда не хотел, чтобы чья-то грудь была под моей ногой.

Я бы лучше остался здесь с тобой,

Просто остался здесь с тобой,

Но звезда, что высоко в небе, по-прежнему показывает мой путь.

Step-by-step explanation:

8 0

3 years ago