(m+2)^2=27
solve by square root property

when i did it i got: m=±√27-4
is that correct?

Answers

Answer 1

Answer:

Yes, that's correct

Step-by-step explanation:


Related Questions

Sarah had a sheet of paper that was 3 inches long and 7 inches wide. What is the perimeter of the paper

Answers

Answer: 20

Step-by-step explanation:

(3+7)*2 = 20

Answer:

20 square inches

Step-by-step explanation:

If AB = 4 centimeters, which is closest to BC?

Options
4.7 cm
3.4 cm
2.5 cm
2.1 cm

Answers

in my opinion it is 3.4 cm because in any case it is a right triangle,then you can see whith the naked eye that AB is longer

giving brainliest !!

Answers

Answer:

your answer will be 416 square millimeters

Step-by-step explanation:

[tex]2x(\frac{1}{2}12*8)+(12+10+10)10\\\\=96+320\\\\=416[/tex]

hope it helps..

have a great day!! :)

A figure has vertices at (-3,5), (-1,8), (1,5), (1,1), (-1,-2) and (-3,1). What is the correct name
of this figure?

Answers

Answer:

regular hexagon

Step-by-step explanation:

Can someone help me pls

Answers

Answer:

the only explanation to this is segment MN is tangent to circle L because it touches the circle L in one point

For MN to be tangent, angle N would need to be 90 degrees making the triangle a right triangle.

Using the Pythagorean theorem uses the base and the height to see if it equals what is shown for the hypotenuse. If it does it is tangent.

Hypotenuse = SQRT(18^2 + 80^2)

Hypotenuse = sqrt(324 + 6400)

Hypotenuse = sqrt(6724)

Hypotenuse = 82

This matches the 82 shown in the picture, so it is a right triangle, making MN tangent to circle L.

Please explain to me how to find y. I’m so confused.

Answers

Every triangle angles add up to 180.

So because one angle is 90 degrees you would subtract it from 180 to get 90 and then divide it by two which is 45 degrees.

Hope this helps, have a nice day! :)

julie wants to invest $3,000 into
a mutual fund that pays 7%
interest for 10 years. suppose
the interest were compounded
monthly instead of annually.
how much would the future
value of the investment
increase?

Answers

Answer:

$400

Step-by-step explanation:

The future value of the investment increase will be $6,028.98.

What is compound Interest?

The interest that is calculated using both the principal and the interest that has accrued during the previous period is called compound interest. It differs from simple interest in that the principal is not taken into account when determining the interest for the subsequent period with simple interest. Compound interest is commonly abbreviated C.I. in mathematics.

Given:

P = $3000

R = 7%

T = 10 years

r = R/100

r = 7/100

r = 0.07 rate per year,

Then solve the equation for A

A = P[tex](1 + r/n)^{nt[/tex]

A = 3,000.00[tex](1 + 0.07/12)^{(12)(10)[/tex]

A = 3,000.00[tex](1 + 0.0058333333333333)^{(120)[/tex]

A = $6,028.98

Hence, the future value will be $6,028.98.

Learn more about Compound Interest here:

https://brainly.com/question/14295570

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express 110111 base two to base ten​

Answers

Answer:

zh

Step-by-step explanation:

PLZ HELP ILL MARK BRAINLIST!!!

Answers

Answer:

So, your answer would be 226.08 cubic meters of dirt.

Step-by-step explanation:

:D

5. Find the value of x in the figure shown. 68 * 68 a. 20 b. 22 c. 45 d. 80​

Answers

Answer:

yes

Step-by-step explanation:

yes of course.

graph
[tex]y = - 2 - {e}^{ - \frac{ - x}{2} } [/tex]
what are the transformations??​

Answers

Graph attached

Y intercept is at -3

What is the sum of just the fraction parts of 1 5/8 and 1 6/8?

Answers

Answer:

Just the fraction parts: 11/8 or 1 3/8

Step-by-step explanation:

1 5/8 + 1 6/8 = 3 3/8

Hopefully this helps :3 sorry if wrong :( Plz mark brainiest if correct :D Your bootiful/handsome! Have a great day luv <3

-Bee~

Name a pair of lines that are parallel

Answers

you didn't include the picture, so I cant see what the question is, sorry.

or if you mean any lines they just have to not intersect or combined at any point like the image I attached, that is parallel lines when they never touch.

A 51 foot ladder is set against the side of a house so that it reaches up 45 feet. If Nora
grabs the ladder at its base and pulls it 6 feet farther from the house, how far up the
side of the house will the ladder reach now? (The answer is not 39 ft.) Round to the
nearest tenth of a foot.

Answers

Answer:

a=41.2

Step-by-step explanation:

a^2 + (30)^2. =51^2

a^2+900=2601

-900. -900

a^2= +\- square root 1701

a=41.243181

a=41.2

PLEASE HELP!!!!!!!!!!!!!!!!!!!!!!!!!!! DUE TODAY I NEED HELP ASAP
A restaurant has a 15% mandatory tip rate.

(a) Complete the ratio table shown. Show your work.

Pre-Tax Bill ($): 10 __ 60 __

Tip ($) __ 12 __ 15


(b) Using the table, how can you find the total tip paid on $70?

Answers

Answer:

Subtotal 70.00

15% Tip 10.50

Total 80.50  

Step-by-step explanation:

1% 0.70

2% 1.40

3% 2.10

4% 2.80

5% 3.50

6% 4.20

7% 4.90

8% 5.60

% Tip

9% 6.30

10% 7.00

11% 7.70

12% 8.40

13% 9.10

Please answer the question in the picturee

Answers

Answer: 8

Step-by-step explanation:

12-4= 8

*8 is the length of the side because of this theory I forgot, but yeah!

Consider a system with one component that is subject to failure, and suppose that we have 120 copies of the component. Suppose further that the lifespan of each copy is an independent exponential random variable with mean 10 days, and that we replace the component with a new copy immediately when it fails.

a. Approximate the probability that the system is still working after 1300 days.
b. Suppose that the time to replace the component is a random variable that is uniformly distributed over ( 0 , 0.5 ). Approximate the probability that the system is still working after 1100 days.

Answers

Nsnsnsnssnsnsnsbdbdbdbdbdhdhdhhddh

Round .67832947 to the nearest thousandths (three decimal places)

Answers

.678 is your answer

How would you describe a linear learning curve. Choose the best available answer. for each unit of time the performance improves a proportional amount for each unit of time the performance decreases a proportional amount the performer displays rapid initial improvement followed by a decline in the rate of improvement the performer displays little initial improvement followed a rapid increase in the rate of improvement none of the above

Answers

Answer:

My answer would be; the performer displays rapid initial improvement followed by a decline in the rate of improvement.

Step-by-step explanation:

Usually a learning curve means that struggles are occurring after time of understanding and if we were creating a linear graph of this learning curve, it would be decreasing.

Please help me with this it’s confusing ,

Answers

Answer:

It’s the 4th one

Step-by-step explanation:

I believe that number four is the correct answer :)

Ethan earns $10 every hour for walking Ms. Barn's two dogs, plus an additional $7
for brushing the dogs after their walk. If Ethan earned $32 on Monday, find
the equation which best represents the situation?

Answers

H=hour
10h+7=32 would be the best equation. Hope this helps!

Provide one reason for when you can use the distance formula.

Answers

Answer:

Draw a right triangle such that the distance between the two points is the hypotenuse. Hence, When you use the distance formula, you are calculating the length of the Hypotenuse of a right triangle.

Use substitution to find Limit of StartStartFraction cosine (StartFraction pi x Over 4 EndFraction) OverOver x + 1 EndEndFraction as x approaches 3.

ANSWER: C

Answers

Answer:

C

Step-by-step explanation:

- square root 2 / 8

[tex]\bold{ \lim_{x \to 3} \frac{cos(\frac{\pi x}{4} )}{x+1} } = \bold{-\frac{\sqrt{2} }{8} }[/tex] , the correct answer is option (C)

What is limit?

"A limit is the value that a function approaches as the input approaches some value."

What is substitution in mathematics?

"Substitution is the process of replacing an algebraic letter with its value. "

Given: [tex]\lim_{x \to 3} \frac{cos(\frac{\pi x}{4} )}{x+1}[/tex]

By substitution the value of limit,

[tex]\lim_{x \to 3} \frac{cos(\frac{\pi x}{4} )}{x+1}[/tex]

= [tex]\frac{cos(\frac{\pi (3)}{4} )}{(3)+1}[/tex]

= [tex]\frac{cos(\frac{3\pi}{4} )}{4}[/tex]

= [tex]\frac{-\frac{1}{\sqrt{2} } }{4}[/tex]

= [tex]-\frac{1}{4\sqrt{2} }[/tex]

= [tex]\bold{-\frac{\sqrt{2}}{8} }[/tex]

Hence, option (C) is the correct answer.

Learn more about limit here:

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Need help!
Please explain your answer

Answers

k = (2,2)

L=(4,5)

first see the x-axis and then y-axis

Give the ordered pair of the 3rd Critical point.
Y = 4cos10(x - 12°) +16

Answers

so it would be x12 to the 2nd power, kinda hard to explain but i really hope this helped
12x to the 2nd power hope this helped and a brainliest will hell :)

Help please !!! I don’t know what to do

Answers

9514 1404 393

Answer:

  6.  x = 3

  8.  x = -7.5

Step-by-step explanation:

Put the number in place of the expression it is equal to, then solve for x.

__

6) g(x) = -x +5

  2 = -x +5 . . . . . . . . . g(x) is replaced by 2, because g(x) = 2

  x +2 = 5 . . . . . . . . . . add x to both sides

  x = 3 . . . . . . . . . . . . . subtract 2 from both sides

__

8) n(x) = -2x -21

  -6 = -2x -21 . . . . . n(x) is replaced by its equal: -6

  3 = x +10.5 . . . . . . divide both sides by -2

  -7.5 = x . . . . . . . . . subtract 10.5 from both sides

_____

Additional comment

We have shown a couple of ways these equations can be solved. You can separate the x-term and the constant terms before you divide by the x-coefficient, or you can do it after. In the first equation, we could have solved it ...

  2  -x +5

  -3 = -x . . . .  subtract 5

  3 = x . . . . . . multiply by -1

The way we did it avoids negative numbers.

can someone plz plz answer this PLZ!! BOTH QUESTIONS

Answers

Answer:

17. 2,336 ft²

18. V = 6,720 ft³

Step-by-step explanation:

17. Surface area of the tent not including the floor = area of the 2 triangular bases + area of the 2 rectangular side faces

= 2(½*bh) + 2(L*W)

Where,

b = 14 ft

h = 24 ft

L = 40 ft

W = 25 ft

Substitute

Area = 2(½*14*24) + 2(40*25)

Area = 336 + 2,000

Area = 2,336 ft²

18. Volume of circus tent = volume of triangular prism = ½*b*h*l

Where,

b = 14 ft

h = 24 ft

l = 40 ft

Substitute

V = ½*14*24*40

V = 6,720 ft³

someone pls help and show ur work

Answers

Answer:

15inx3.3

=

to my dad lol

https://youtu.be/WYNfQabLpuk

What is the value of the expression 2[3(4^2+1)]-2^3?

Answers

Answer: 94

Step-by-step explanation: use photo math :)

Heather invested $25,800 in an account that pays 4% simple interest. If she invests the money for 10 years, how much will she have?

Answers

Answer:

First, converting R percent to r a decimal

r = R/100 = 4%/100 = 0.04 per year.

Solving our equation:

A = 25800(1 + (0.04 × 10)) = 36120

A = $36,120.00

The total amount accrued, principal plus interest, from simple interest on a principal of $25,800.00 at a rate of 4% per year for 10 years is $36,120.00.

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