What is the principal square root of 16?
O A. 2
O B. -4
O C. -2
O D. 4

Answers

Answer 1

Answer:

D. 4

Step-by-step explanation:

We know that the square of (+4) is 16 and also for (—4) is 16. We normally takes interest in positive square value for a square root. Therefore, The principal square root of 16 is 4

Answer 2

Yo se que es eso si no pues ni modo XD

D.4


Related Questions

10
Tara is playing a party game in which a tiny ball is
dropped into a rectangular box. To win the game, she
must guess where the ball will stop. What should she
guess to maximize her chances of winning?
scribes the likelihood of the ball
quare or rectangular shaped area?
square
circle
triangle
shaded area
4

Answers

Answer:

1. Shaded Area 2. Unlikely

Step-by-step explanation:

edge2021

Halp aspp


give brialest​

Answers

Answer:

Cant see the full photo {error}


Given the definitions of f (x) and g(x) below, find the value of (gof)(-8).
f(x) = -x + 8
g(x) = x2 – 3x+2

Answers

Answer:

(gof)(-8) = 210

Step-by-step explanation:

(gof) = (-x + 8)² - 3(-x + 8) = 2

        = x² - 16x + 64 + 3x - 24 + 2

        = x² - 13x + 42

(gof)(-8) = (-8)² - 13(-8) + 42

             = 64 + 104 + 42

             = 210

I NEED HELP PLSSS

Given QUAD is a quadrilateral,
find the value of x.
If the answer is 14, move to J
If the answer is 30, move to L
If the answer is 23, move to K
If the answer is 21.4, move to M

Answers

Answer:

=>(4x+14)+(5x-1)+(4x-5)+(2x+7) = 360°

=>4x + 14 + 5x - 1 + 4x - 5 + 2x +7 = 360°

=>15x + 15° = 360°

=>15x = 360°- 15°

=>x = 345/15

=>x = 23

So move to K

a 3 lb bag of apples for $2.99 or a 5 lb bag of apples for $4.99

Answers

Answer:

theyre the same

Step-by-step explanation:

if we round 2.99 to 3.00 and 4.99 to 5.00, than theyre both $1 per pound

Mrs. Lawton has a bank balance of $72 at the start of the month. On the 3rd of the month he withdrew $20. Then on the 8th, he withdrew 5 times the amount he withdrew on the 3rd.

1. What is Mrs. Lawton’s bank balance after the 2 withdrawals?


2. How much does Mrs. Lawton need to deposit into her account to give an exact balance of $200?

Answers

Answer:

1. Answer -48$

72-20 = 52

20 * 5 = 100

52 - 100= -48

2. 248$

-48 + 248 = 200

Step-by-step explanation:

hope this helps lovely

..............help help please help please

Answers

Answer: interior angles

Step-by-step explanation:

Answer:

They are interior angles on the same side of the transversal

ang6 =>

180-61

=119

Hope it Helps

A fair 10 sided die rolled until a 7 is first seen. What is the probability of rolling the die six times?

Answers

Answer:

The probability of rolling a dice six time until a 7 is first seen is 0.059

Step-by-step explanation:

The probability of getting a seven is equal to [tex]\frac{1}{10}[/tex]

The dice need to be rolled only six times.

This means that for the first 5 times the dice showed values other than 7 and in the last roll it displays 7

Hence the probability of rolling a dice six time until a 7 is first seen is

[tex](\frac{9}{10})^5 * (\frac{1}{10})^1[/tex]

[tex]= \frac{9^5}{10^6} \\= 5.90[/tex] % or 0.059

. Cual es la profundidad del agua en metros de un tanque cuya
profundidad total son 35 pies + 4.5 pulgadas si el tanque esta
lleno en sus 4/5 partes?

Answers

Answer:

resta lleno en sus 4/5 partes

what is the area of the rectangle whose length is (x + 5) and width (x-5)​

Answers

Answer:

area of the rectangle is length *breadth

length =(x+5)

breadth =(x-5)

=(x+5)(x-5)=x^2-5x+5x-25=x^2-25

Answer:

[tex]\boxed {\boxed {\sf a=x^2-25}}[/tex]

Step-by-step explanation:

The area of a rectangle is the product of length and width.

[tex]a=l*w[/tex]

The length is (x+5) and the width is (x-5).

[tex]a= (x+5)(x-5)[/tex]

We have two binominals, so we can multiply using FOIL: First, Outside, Inside, Last.

F: x*x= x²O: x*-5= -5x I: x*5= 5x L: 5*-5 = -25

[tex]a= x^2-5x+5x-25[/tex]

Combine the like terms: -5x and 5x. They cancel each other out.

[tex]a=x^2-25[/tex]

The area of the rectangle is x²-25

calculate the length of AD give your answer to three signifcant figures

Answers

There’s no photo of the figure attached

Peter is going to put up 5 walls in the tree house. Each wall will be 7 feet high and 7 feet across. He wants to leave room for windows that measure 2 feet by 2 feet. Which algebraic expressions will give the total square feet of lumber he will need for the walls if n represents the number of windows he puts in? Choose all that apply. 241n 49n – 4 49n – 4n 245 – 4n 49(5) – 4n (7)(7)(5) – 4n (7)(7)(5) – (2)(2)n

Answers

Answer:

245 – 4n,    49(5) – 4n,    (7)(7)(5) – 4n,    (7)(7)(5) – (2)(2)n,

Step-by-step explanation:

(5 x 7 x 7) - n(2 x 2)

Answer:

or just d,e,f,g

Step-by-step explanation:

thats way faster than the dude on top of me

D,E,F,G

HELP DUE IN 10 MINS!!
Are these triangles similar? Why?

A. Yes, SSS~ Postulate


B. Yes, SAS~ Postulate


C. Yes, AA~ Postulate


D. No, they are not similar.

Answers

Answer:

D. No, they are not similar.

Step-by-step explanation:

Check the ratio of the two given sides:

MV/VT = 21/49 = 3/7LV/VU = 8/28 = 2/7

Ratios are different so the triangles are not similar

Correct choice is D

A marching band wants to line up for their performance. When they line up in threes there are 2 left over. When they line up in fours there are 3 left over. When they line up in fives there are 4 left over. When they line up in sixes there are 5 left over. How many students could there be?

Answers

Answer:

59 students

Step-by-step explanation:

3s+2

5, 8, 11, 14, 17, 20, 23, 26, 29, 32, 35, 38, 41, 44, 47, 50, 53, 56, 59

4s+3

7, 11, 15, 19, 23, 27, 31, 35, 39, 43, 47, 51, 55, 59

5s+4

9, 14, 19, 24, 29, 34, 39, 44, 49, 54, 59

6s+5

11, 17, 23, 29, 35, 41, 47, 53, 59

The smallest number of students there could have been is 59.

2/x = 10/15 it's 2 / x = 10 / 15 find the unknown number in the proportion. Round the answer to the nearest hundredth when necessary ​ Will mark brainly

Answers

Answer:

3

Step-by-step explanation:

Answer:

x = 3

Step-by-step explanation:

2/x = 10/15

10x = 30

x = 3

!!!!!Help Me Pls!!!!!

Answers

Answer:

b. 36

Step-by-step explanation:

Given a quadratic equation, how can you determine whether the parabola opens up or down?

Answers

Answer:
By whether x^2 has a negative or positive coefficient.

If the parabola opens down, x^2 has a negative sign in front of it.

If the parabola opens up, x^2 does not have a negative.

Explanation:
Completely expand a quadratic equation into this polynomial form to find “a”:
ax^2 + bx + c

When “a” is positive, the parabola opens up.

When “a” is negative, the parabola opens down.

Graph the quadratic function ƒ(x) = 2(x − 3)^2 − 2 and select all of the following which is true.

Answers

True Statements:

Minimum at (-3,-2)

x-intercept at (2,0)

x-intercept at (4,0)

y-intercept at (0,-16)

Find the value of x in each of the following diagrams.
Will give brainliest for full answer

Answers

1with'sdoccccrwellwithsuxjduunusualdndjxcnjdendbnonobh

On Monday Ravi drives for 4 hours.
His average speed is 30 mph.
How far does Ravi drive on Monday?

Answers

Answer:

Step-by-step explanation:

On Monday Ravi drives for 4 hours.

His average speed is 30 mph.

How far does Ravi drive on Monday?

Answer:

120

Step-by-step explanation:

i dont know why they deleted the other person answer,but this IS correct.


What is the sum of 3 consecutive odd integers whose
mean is 27 ?

Answers

Answer:

The three consecutive odd numbers whose sum is 27 are 7, 9 and 11.

Pleaseeee helppp answer correctly !!!!!!!!!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!!!!

Answers

Answer:

in this question add all

=132.4

What do Geometry teachers use to decorate their floors?

Answers

The solution to the riddle, Geometry teachers use to decorate their floors is Area rugs.

What is the area of a figure?

The number of unit squares that cover the surface of a closed-form is the figure's area. Square centimeters, square feet, square inches, and other similar units are used to measure area.

The problem is actually, a riddle(Joke) and the solution to the problem is Area rugs.

Thus, the solution to the riddle, Geometry teachers use to decorate their floors is Area rugs.

Learn more about the Area:

https://brainly.com/question/11952845

If y varies directly with x, and y is 3 when x is 9, find x when y is 12.​

Answers

Answer:

x=4

Step-by-step explanation:

Answer:

9/3=3

12/3=4

step-by-step explanation:

I think it's four but sorry if its not

how do you multiply a number with standard form. e.g 4 × (5.25 × 10^4)​

Answers

Answer:

210000x2

Step-by-step explanation:

4x(5.25x(104))

=4*x*5.25*x*10000

=210000*x2

=210000x2

6(12 - 5) > 50
true or false

Answers

Answer:

False

Step-by-step explanation:

12-5 = 7

7 x 6 = 42

42 < 50

Therefore False

Tip:

Use PEMDAS

P for ()

E for exponet

M for multiply

D for divison

A for Addition

and

S for subtraction

Have a nice day :)

please help! 30 points and brainliest!!
Give the coordinates of ABC. Reflect over the line horizontal line
y = –2 .
Thengive the coordinates of A'B'C'

Answers

Answer:

A= (1, -6)

B=(3, -1)

C=(7, -3)

Step-by-step explanation:

some body can help me with math please​

Answers

Answer: okkkkkk

Step-by-step explanation:

How can I help you?............

The temperature at 12 am was 44 degrees. The temperature dropped steadily for the next 8 hours to reach the daytime low of 20 degrees. Create an equation for the relationship between temperature and the time.

Answers

Answer:

y=-3x+80

Step-by-step explanation:

Points (12,44) and (20,20)

slope = -3

Equation of line: y - 44 = -3(x - 12)

The equation for the relationship between temperature and time is

T = 44 - 3x

Where x is the number of hours and T is the temperature.

What is an expression?

An expression is a way of writing a statement with more than two variables or numbers with operations such as addition, subtraction, multiplication, and division.

Example: 2 + 3x + 4y = 7 is an expression.

We have,

The temperature at 12 am = 44°

The temperature after 8 hours = 20°

Now,

The temperature drops steadily.

This means,

Temperature drops in an hour.

= (44 - 20) / 8

= 24/8

= 3°

The equation for the temperature after x hours.

= 44 - 3x

Thus,

The steady temperature drop in an hour is 3°.

Learn more about expressions here:

https://brainly.com/question/3118662

#SPJ2

I need help ❤️pleaseeee

Answers

The answer is X= 9...
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