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1 month ago

How to classify 17/10

2 answers:

7 0

The category of real numbers includes three types. These are whole numbers, rational numbers, and irrational numbers. It's important to note that imaginary numbers do not fall under the definition of real numbers; instead, they are complex numbers represented as a real numeral multiplied by an imaginary unit (,

Leona [12.6K]1 month ago

4 0

Response:

rational

Detailed breakdown:

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For your college interview, you must wear a tie. You own 3 regular (boring) ties and 5 (cool) bow ties. 36 1. Counting (a) How m

AnnZ [12381]

Response:

a) 8

b) 15

c) 34

Detailed explanation:

Section a) Options for neck-wear

Regular ties count = 3

Bow ties count = 5

Overall ties count = 3 + 5 = 8

Any tie can be selected from these 8 available options. Thus, the options for neck-wear total 8.

Section b)

We now calculate choices for using both regular and bow ties.

Selecting a regular tie is independent of the bow tie selection. According to counting principles, if two events are independent, the total ways to realize both equal the product of their individual possibilities. Thus,[

Number of ways to select both ties = Count of ways to choose each tie

So,

Ways for wearing both types of ties = 3 x 5 = 15 ways

Section c)

Count of shirts = 5

Count of skirts = 4

Count of pants = 3

Count of dresses = 7

Choice options for outfits include:

Shirt paired with Skirt or Pants
Or simply a dress

Pants can be chosen in 3 ways. Pairing a skirt or pant provides 9 options.

Reapplying counting rules:

Ways to wear a shirt with a skirt or pant = 3 x 9 = 27

Choices for dresses = 7

Consequently, the total is 27 + 7 = 34 outfit combinations.

5 0

19 days ago

Olga Decorat blankets with ribbon she has 12 yards of ribbon she uses 22 feet of the ribbon to decorate blankets after she decor

Svet_ta [12734]

Response:

14 feet

Detailed explanation:

<pThere are 3 feet for each yard, resulting in a total of 36 feet in 12 yards. The leftover ribbon will equal the initial amount minus what has been utilized.

36 - 22 = 14.... feet left

3 0

1 month ago

At a certain company, loan agents are paid based on the number of loans they close in a day. Based on company records, the numbe

Zina [12379]

Answer:

C. The mean daily salary is not above $350 per day

Step-by-step explanation:

The calculation is displayed below:

Y = a + bX

where,

Y = earnings of a randomly chosen agent

a = $150

b = $50

X = number of loans closed

Now

E(x) = (1 × 0.05) + (2 × 0.10) + (3 × 0.22) + (4 × 0.30) + (5 × 0.18) + (6 × 0.12) + (7 × 0.03)

= 3.94

Consequently,

E(y) = $150 + ($50 × 3.94)

= $347

therefore, option C is incorrect

4 0

1 month ago

Read 2 more answers

The ground-state wave function for a particle confined to a one-dimensional box of length L is Ψ=(2/L)^1/2 Sin(πx/L). Suppose th

AnnZ [12381]

Respuesta:

(a) 4.98x10⁻⁵

(b) 7.89x10⁻⁶

(d) 0.5

(e) 2.9x10⁻²

Explicación paso a paso:

La probabilidad (P) de encontrar la partícula está dada por:

$P=\int_{x_{1}}^{x_{2}}(\Psi\cdot \Psi) dx = \int_{x_{1}}^{x_{2}} ((2/L)^{1/2} Sin(\pi x/L))^{2}dx$

$P = \int_{x_{1}}^{x_{2}} (2/L) Sin^{2}(\pi x/L)dx$ (1)

La solución de la integral de la ecuación (1) es:

$P=\frac{2}{L} [\frac{X}{2} - \frac{Sin(2\pi x/L)}{4\pi /L}]|_{x_{1}}^{x_{2}}$

(a) La probabilidad de encontrar la partícula entre x = 4.95 nm y 5.05 nm es:

$P=\frac{2}{100} [\frac{X}{2} - \frac{Sin(2\pi x/100)}{4\pi /100}]|_{4.95}^{5.05} = 4.98 \cdot 10^{-5}$

(b) La probabilidad de encontrar la partícula entre x = 1.95 nm y 2.05 nm es:

$P=\frac{2}{100} [\frac{X}{2} - \frac{Sin(2\pi x/100)}{4\pi /100}]|_{1.95}^{2.05} = 7.89 \cdot 10^{-6}$

(c) La probabilidad de encontrar la partícula entre x = 9.90 nm y 10.00 nm es:

$P=\frac{2}{100} [\frac{X}{2} - \frac{Sin(2\pi x/100)}{4\pi /100}]|_{9.90}^{10.00} = 1.89 \cdot 10^{-4}$

(d) La probabilidad de encontrar la partícula en la mitad derecha de la caja, es decir, entre x = 0 nm y 50 nm es:

$P=\frac{2}{100} [\frac{X}{2} - \frac{Sin(2\pi x/100)}{4\pi /100}]|_{0}^{50.00} = 0.5$

(e) La probabilidad de encontrar la partícula en el tercio central de la caja, es decir, entre x = 0 nm y 100/6 nm es:

$P=\frac{2}{100} [\frac{X}{2} - \frac{Sin(2\pi x/100)}{4\pi /100}]|_{0}^{16.7} = 2.9 \cdot 10^{-2}$

Espero que te ayude.

3 0

28 days ago

What integer is equivalent to 25 3/2

PIT_PIT [12445]

Response
26 1/2 does not correspond to an integer but can be rounded to 27, which is an integer.

Clarification
An integer comprises whole numbers only. It does not include fractions.
253/2=25+3/2=25+1 1/2=26 1/2
26 1/2 does not correspond to an integer but can be rounded to 27, which is an integer.

3 0

1 month ago

Read 2 more answers