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murzikaleks [220]

3 years ago

9

James is 5'10", Emily is 5'7", Ruby is 6'0", Chad is 6'0", Russell is 5'10", and Ariel is 5'9". What is the mean height of those

6 people, in feet? A. 5'9 B. 6'0 C. 5'10 D. 5'10" and 6'10"

1 answer:

White raven [17]3 years ago

5 0

Answer:

34'2" I think

Step-by-step explanation:

You just add them together and that was for the first part

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Solve the equation by completing the square and then solving for x. 1. x^2-6x=12<br>2. 2x^2-24x=-20

Paraphin [41]

Answer: (x - 3)² = 21

<u>Step-by-step explanation:</u>

x² - 6x + ____ = 12 + ____

↓ ↑ ↑

$\frac{-6}{2} = (-3)^{2}$

x² - 6x + <u> 9 </u> = 12 + <u> 9 </u>

(x - 3)² = 21

*******************************************************

Answer: (x - 6)² = 26

<u>Step-by-step explanation:</u>

2x² - 24x = -20

<u>÷2 </u> <u> ÷2 </u> <u> ÷2 </u>

x² - 12x = -10

x² - 12x + ____ = -10 + ____

↓ ↑ ↑

$\frac{-12}{2} = (-6)^{2}$

x² - 12x + <u> 36 </u> = -10 + <u> 36 </u>

(x - 6)² = 26

8 0

3 years ago

The N71-90 virus will give an infected person a mild rash on their arms once the person has 1 billion of the virus cells in thei

Naya [18.7K]

Answer:

B. 256

Step-by-step explanation:

<u>Given function:</u>

v(h) = 2^(h/4)

<u>It can be rewritten as:</u>

v(d) = 2^d, where d- number of divisions

<u>If number of divisions is 8, then:</u>

v(8) = 2^8 = 256 virus cells

Correct choice is B

4 0

3 years ago

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Si una empresa obtiene un préstamo de S/3000 a seis años de plazo, con una tasa de interés compuesto del 15 % anual capitalizabl

Debora [2.8K]

Answer:

VF= $3.281,42

Interes= 3.281,42 - 3.000= $281.42

Step-by-step explanation:

Dada la siguiente información:

Prestamo (P)= $3.000

Tasa (i)= 0,015/2= 0,0075

Cantidad de periodos (n)= 6*2= 12 semestres

<u>Para calcular el valor final del prestamos, tenemos que usar la siguiente formula:</u>

VF= P*(1 + i)^n

VF= 3.000*1,0075^12

VF= $3.281,42

Interes= 3.281,42 - 3.000= $281.42

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3 years ago

What is the difference between -4 and 6?

KATRIN_1 [288]

Answer:

10

Step-by-step explanation:

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3 years ago

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Which expression is equivalent to 10 - 8?

LiRa [457]

Answer:

10 + (-8)

Step-by-step explanation:

Subtracting is like adding a negative

10 -8

10 + (-8)

4 0

4 years ago

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