squareroot of -66 is?

Answers

Answer 1

Answer:

8.1240384 i

Step-by-step explanation:

Answer 2

Answer:

It doesn't have a square root

Step-by-step explanation:

All negative numbers don't have a square root. Because you would have to use a negative and a positive number, and that is not possible when squaring a number. For example, 8² = 64, but what is the square root of -64 there isn't one because if you did -8² = 64. So No Square Root.


Related Questions

find the x- and y- intercepts of the graph of the linear equation

3x + 6y = 12
x Intercept:
y intercept:​

Answers

Soo the x intercept is 4 and y intercept is 2

M<1=3x+7, m<5=5x-3. Find the value of each variable.

Answers

Answer: x=5

Step-by-step explanation:

To find the value of x, we set the measures of 1 and 5 equal to each other.

3x+7=5x-3        [subtract both sides by 5x]

-2x+7=-3           [subtract both sides by 7]

-2x=-10             [divide both sides by -2]

x=5

Now, we know that x=5.

-12x+(-4)=56
-2.1x+(-3.9)=10.8

Answers

Answer:

X=-5

X=-7

Step-by-step explanation:

-12x+(-4)=56

rewrite the equation to -12x-4=56

add 4 to both sides

-12x=60

Divide by -12 on both sides

x=-5

-2.1x+(-3.9)=10.8

-2.1x-3.9=10.8

-2.1x=14.7

divide by -2.1 on both sides

x=-7

Useing order of operations (32/8)+27-11

Answers

Answer:

20

Step-by-step explanation:

Using order of operations, we have to divide 32 by 8 first since its in parentheses, then add and subtract from left to right, so: (32/8)+27-11 = 4 + 27 - 11 = 31 - 11 = 20

The rectangles shown above are similar.
What is the measure of x?

A. 44 millimeters

B. 46 millimeters

C. 55 millimeters

D. 66 millimeters

Answers

Answer:

the answer is d 66 millimetres

Step-by-step explanation:

you have you solve it by doing multiplication and divide it by what ever number you have

Which set of graphs can be used to find the solution set to 3 log2(x + 4) < 6?

Answers

Answer:

It's graph D

Step-by-step explanation:

Answer:

Graph D

Step-by-step explanation:

E D G E

Show work please 100 points plus brainliest

Answers

Answer:

You have to replace x with 5

Step-by-step explanation:

-5^4+3(5)^3+11(5)^2+5(5)-9

41 <= answer

Answer:

Replace x with 5

Step-by-step explanation:

-5^4+3(5)^3+11(5)^2+5(5)-9

41 <= answer

Plzzzz helllpppp if you can

Answers

Answer:

89

Step-by-step explanation:

The sum of the angles in a triangle is always 180 degrees. So if you add 50 and 41 together, you get 91. 190-91= 89 degrees.

i don't understand how to solve this 136 - (-128.6) =​

Answers

Answer:

264.6

Step-by-step explanation:

Answer:

264.6

Step-by-step explanation:

ok first of all if you are subtracting a negative the it becomes a positive

136 - (-128.6)

136 + 128.6

this is what goes on in my head you don't have to do it this way but i do

100 + 100 = 200

30 + 20 = 50

6 + 8.6 = 14.6

200 + 50 + 14.6 = 264.6

please help it’s for an assignment!

Answers

Answer:

the answer would be B: 4x=3y

Step-by-step explanation:

this is perimeter which means that you add the side lengths all together.

5x-3y+x+4y-2x+2y

then you just add the like terms

Answer:

b) 4x + 3y

Step-by-step explanation:

add all equations (perimeter = side + side + side)

P= 5x-3y + x+4y -2x+2y

combine like terms

5x + x - 2x = 4x and -3y + 4y + 2y = 3y

P = 4x + 3y

geometry enginuity two column proof-

my picture file quality sucks but hopefuly someone will know what it is.

help my grade is begging you.

Answers

Answer:

i can help but you need to explain the question

Step-by-step explanation:

Rewrite 6x-4y=20 in slope-intercept form.​

Answers

Answer:

[tex]y=\frac{3}{2} x+5[/tex]

Step-by-step explanation:

subtract 6x

-4y = -6x + 20

divide by -4

[tex]y=\frac{3}{2} x+5[/tex]

Answer:

y= 3/2x-5

Step-by-step explanation:

Slope intercept form means to solve for y. So,

6x-4y=20 (Subtract 6x)

-4y=-6x+20 (Divide by -4)

y= 3/2x-5

I need help ASAP!!!!!

Answers

Answer:

y = 50

Step-by-step explanation:

Firstly, let's make an equation. We know that when y is 15, x is 3. Or, in other words, y is 5 times what x is. Therefore we can use the equation, y = 5x.

Now, just plug x into the equation.

y = 5(10)

y = 50

How do you summer camp there are 50 girls out of 80 campers what is the ratio of written as a fraction in simplest form

Answers

The answer is 50:805:8

*Hard*
Look at attachment or picture

Answers

Answer:

x = 10.5

Step-by-step explanation:

Work in the screenshots

I used a online calculator

symbolab. com

What is the value of Y?

Answers

I would say y=1.5x +8

When Aaron started, he was on page 8 (Which is the +8 part.) he reads 1.5 pages every minute (Which is the 1.5x part.)

Sam is a manager in an office

Answers

Answer:

Sorry but this is not really a question so we can't answer it

Janie is three years younger than her brother chad the sum of their ages is 27 how old is Janie

Answers

Answer:

Janie is 12

Chad is 15

Step-by-step explanation:

27 - 3 = 24

24 : 2 = 12

12 + 3 = 15 (Chad)

27 - 15 = 12 (Janie)

Janie is three years younger than her brother Chad and she is 12 years old

Janie is 3 years younger than her brother Chad.

let

Chad age = x

Janie age = x - 3

The sum of there ages is 27. Therefore,

x + x - 3 = 27

2x - 3 = 27

2x = 30

divide both sides by 2

x = 30 / 2

x = 15

Chad age = 15 years

Janie's age = 15 - 3 = 12 years

learn more about word equation here: https://brainly.com/question/10929404?referrer=searchResults

if m<1=27 degrees find the m<4

Answers

Answer:

Can you specifiy?

Step-by-step explanation:

See that's 6/23 is not the answer

Answers

Answer:

6/8,

Step-by-step explanation:

Answer:

You tried and that’s what matters, better luck next time. I‘lol ray to help you next time. Good Job

How many solutions do the following equations have?
Please show steps

8x + 10 = 8x - 7

Answers

Answer:

No Solutions

Step-by-step explanation:

Step 1:

8x + 10 = 8x - 7      Equation

Step 2:

10 = - 7    Subtract 8x on both sides

Step 3:

10 ≠ - 7    No Solutions

Answer:

No Solutions

Hope This Helps :)

Step-by-step explanation:

it has 8 because it got both numbers of 8

Show work please 100 points plus brainliest

Answers

Answer:

10. :)

Step-by-step explanation:

A line through (-2, 1)
With slope = 1/4

Answers

Answer:

y = 1/4x + 1.5

Step-by-step explanation:

To solve a problem like this we can use the formula y - y1 = m(x - x1), in which y1 is the y coordinate, x1 is the x coordinate, and m is the slope.

Equation:

y - 1 = 1/4(x + 2)

y - 1 = 1/4x + 0.5

y = 1/4x + 1.5

Answer:

[tex]y=\frac{1}{4}x+\frac{3}{2}[/tex]

Step-by-step explanation:

A line has the following equation

[tex]y=mx+b\\\\\longrightarrow m=slope\\\\m=\frac{1}{4}\:given\\\\\longrightarrow b= constant\\\\\Rightarrow y=\frac{1}{4}x+b\\\\(-2,1)\rightarrow\:x=-2,\:y=1\\\\(1)=\frac{1}{4}(-2)+b\\\\1=-\frac{1}{2}+b\\\\b=1+\frac{1}{2}\\\\b=\frac{2}{2}+\frac{1}{2}\\\\b=\frac{3}{2}\\\\\Longrightarrow y=\frac{1}{4}x+\frac{3}{2}[/tex]

Count and fill in the missing numbers.
..., 44, 45, 46, 47, 48,

Answers

Answer: 49 50 51 ?

Step-by-step explanation:

Answer:

49

Keep adding 1

What is the volume of a pencil box that is 10 cm high, 18 cm wide, and 1.6 cm long?

Answers

Answer:

288

Step-by-step explanation:

L × W × H = V10 × 18 × 1.6 = 288

I hope this helps!

What is the value of x in the equation? 7x+3=4x-9

Answers

Answer:

X=-4

Step-by-step explanation:

the answer is x = -4

An isosceles trapezoid has a perimeter of 41 in. Its short base measures 1 inch and its longer base measures 2 inches. the two remaining sodes have the same length what is that length ?

Answers

Answer:

it is 6 inches

Step-by-step explanation:

Hi hope your having a good day please answer this

In a scale model of a ferris wheel, the height is 8 inches. If the actual height of the wheel is 96 feet, what is the scale of the model?

A. 1 in = 12.5 ft

B. 1 in = 12 ft

C. 1 in = 16 ft

D. 1 in = 11 ft

Answers

Answer:

12 simple division

Step-by-step explanation:

Answer: A

Step-by-step explanation:

What is 4x+7=39

Solve for two step equation.

Answers

Answer:

8

Step-by-step explanation:

Step 1:

4x + 7 = 39      Equation

Step 2:

4x = 32     Subtract 7 on both sides

Step 3:

x = 32 ÷ 4      Divide

Answer:

x = 8

Hope This Helps :)

Over the next 15 months you have to read at least 75 books. You have to read x books per month. The inequality "75 is greater than or equal to 15x" represents this situation. Solve the inequality to find the number of books you have to read per month.

Answers

Answer:

  you have to read at least 5 books per month (on average)

Step-by-step explanation:

The given inequality is incorrect. "At least 75" means "greater than or equal to 75", so the inequality should be ...

  15x ≥ 75

  x ≥ 5 . . . . . . divide by 15

You have to read at least 5 books per month.

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