How can you use powers and exponents to express known quantities

Answers

Answer 1
The most common ways is to indicate orders of magnitude through multiplying by powers of 10. I expect you’re at least seen something like 6.022∗1023

show up in your texts. The important part for this discussion is 1023

, because it gives us an idea of just how large this value is. If we wrote it all out, it would be: 602,200,000,000,000,000,000,000. You can do the same thing in the other direction, too. 10−28
Common value for certain types of physics, but a very, very small one.

Alternately, when dealing with probability, the function for determining the probability of series of independent events with the same odds is

where p is the probability of a certain outcome and n is the number of times the event occurs. For example, if we want to know what the odds of getting five heads in a row while flipping a coin we’re looking at 125
or 132

But the thing with powers of 10 is the most common I’ve seen, it even occasionally gets named Scientific Notation.

Related Questions

-3/4 x -1/5=
What is the answer??

Answers

Answer:

870000000000000000000000

The answer is 3/20 which is 0.15 in decimal form

i need help with finding the value of x ​

Answers

Answer:

Step-by-step explanation:

7x-2=11x-34

-2+34=11x-7x

32=6x

x=32/6=16/3

will be nice if you give me brainlies.Good luck!

Does this graph represent a function? Why or why not?
10+
8.1
8+
2
06142
10
A. Yes, because it passes the vertical line test,
B. Yes, because it is a curved line.
C. No, because it fails the vertical line test.
D. No, because it is not a straight line.

Answers

I’m pretty sure it c

Kristina needs to mix a 20% alcohol solution with a 60% alcohol solution to create 200 milliliters of a 34% solution. How many milliliters of each solution must Kristina use?

Answers

Answer:

20% alc: 135 mL

60% alc: 65 mL

Explanation:

Table:

20% alc /  x  /    (.2)(x)        

60% alc /  200-x /   .6(200-x)        

34% alc. / 200 /   (.34)(200)        

Equation for 60% alc:   .6(200-x) = (.34)(200) + (.2)(x)

Equation for 20% alc:   (.2)(x) + .6(200-x) = (.34)(200)

Final:

20% alc: 135 mL

60% alc: 65 mL

Hopes this helps! :))))))) [vote brainliest]

I need help with the maths

Answers

Answer: 1. Function 2. Not a function 3. Not a function

Step-by-step explanation:

( this is an guess so don’t judge much)

Answer: a and b are functions c is not a function

Step-by-step explanation:

I’m smart

Just solve for 50 points and brainliest!

10-5x3=

6x4+10=

Answers

Answer:

10-5x3=15

Step-by-step explanation:

6x4+10=34

Answer:

10-5x3= 15

6x4+10=34

Step-by-step explanation:

Mrs. Potter was going through her Halloween candy to see which kind she would bring to school. She sorted using decimal values. .17 of her 100 pieces were black licorice. .42 were m&m's. .12 were skittles. .09 were smarties. .14 were lollipops and .06 were gum drops. Mrs. Potter decided to bring the black licorice and the gum drops to school. What percent of her candy did she bring to school?

Answers

Answer:

23%

Step-by-step explanation:

She sorted using decimal values.

We convert the decimals to percent

.17 of her 100 pieces were black licorice.

.17 = 0.17 × 100 = 17%

.42 were m&m = 0.42 × 100 = 42%

.12 were skittles. = 0.12 × 100= 12%

.09 were smarties = 0.09 × 100= 9%

.14 were lollipops = 0.14 × 100 = 14 %

.06 were gum drops. = 0.06 × 100= 6 %

Mrs. Potter decided to bring the black licorice and the gum drops to school. What percent of her candy did she bring to school?

Licorice = 17%

Gum drops = 6%

The percent of her candy that she brought to school = 17% + 6%

= 23%

The percent of her candy that she brought to school is 23%

A factory can make 300 dozen doughnuts an hour. What is the unit rate in doughnuts per minute?

Answers

Answer:

5 per minute

Step-by-step explanation:

300 divided by 60 mins is 5.

Answer:

Step-by-step explanation:

300 times 12 =3600

3600 / 60 = 60


Lowe's is advertising 3 plants for $17.94. How much would it cost for Simon to buy 2 plants?
A $11.96
O B. $10.90
C. $7.18
D. $8.97

Answers

Answer:

11.96

Step-by-step explanation:

We can figure this out by multiplying 17.94 times 2/3, which gives us a total of 11.96

Answer is A. $11.96

I know this because mental maths

Assuming there are no reflections or dilations, explain how you would write the equation of the function whose graph is sketched below.

Answers

Answer:

Start with the parent function y= 1/x^2

Add 3 to x in the denominator, because the graph is shifted left 3.

Add 1 to the fraction, because the graph is shifted up 1 unit.

Step-by-step explanation:

i just know

The equation of the function shown in the provided graph is [tex]y=\frac{1}{(x+3)^{2} }[/tex].

The parent function is: [tex]f(x)=\frac{1}{x^{2} }[/tex]

How horizontal shifting of the graph takes place?

If a function f(x) is shifted horizontally by k units the parent function f(x) becomes f(x+k) where k>0

Since the graph is shifted towards the negative x-axis by 3 units.

So, the parent function f(x) will become f(x+3).

[tex]f(x)=\frac{1}{x^{2} }[/tex]

[tex]f(x+3)=\frac{1}{(x+3)^{2} }[/tex]

So, the equation of the function will be [tex]y=\frac{1}{(x+3)^{2} }[/tex].

Therefore, The equation of the function shown in the provided graph is [tex]y=\frac{1}{(x+3)^{2} }[/tex].

To get more about the graphs visit:

https://brainly.com/question/25020119

(6 r minus 1)(negative 8 r minus 3)

Answers

Answer:

8r

Step-by-step explanation:

(6r - 1)(-8r - 3)

(6r - 8r)( -1 - 3)

-2r(-4)

8r

Pls consider marking me as Brainliest! It would mean a lot!

write the standard form of the equation that is perpendicular to y = 5x + 4 and goes through point (3, -2).

Answers

Answer:

y=-1/5x-7/5

Step-by-step explanation:

y=5x+4

(y+2)=-1/5(x-3)

y+2=-1/5x+3/5

y+10/5=-1/5x+3/5

y=-1/5x-7/5

Answer: x+5y= -7

Step-by-step explanation:

please somebody i need help with this question :c
A rectangular prism is completely packed with 84 cubes of edge length fraction 1 over 3 inch, without any gap or overlap. Which of these best describes the volume of this rectangular prism?

Answers

Step-by-step explanation:

The volume of a cube is s^3 where s is the length of a side..

So If you have 84 cubes with sides of 1/3 in the total volume is:

v=84(1/3)^3 in^3

v=84/27 in^3

v=28/9 in^3

V=3.11 in^3 (to nearest hundredth of a cubic inch)

Is 12/3 a proportion

Answers

Answer:

yes

Step-by-step explanation:

Answer:

Yes

Step-by-step explanation:

12/3 is a proportion as it is an improper fraction, and those are normal.

if molly had 6.5 jars of honey how many does she have if she takes away 1.684

Answers

Answer:

bro how u have 6.5 jars and how someone take away 1.684 jars???? this dont make no sense

Step-by-step explanation:

4.816 is the answer but i wouldnt know how that would be possible

what are 3 points you can use to solve the equation:
-x-2y=8

Answers

Answer:

no idea

Step-by-step explanation:

You are going down the river at 2mph but your canoe loses a wheel. at this rate, how many boxes of pancake mix will it take to re-shingle your roof.

Answers

Answer:

The temperature of the sun is -498 K / meters square

Hope that helps!

Answer:

Um... Is this the real question or you just trolling???

Step-by-step explanation:

Julla typed 374 words in five minutes in her keyboarding class. At this rate, how many words could she type in 11 minutes?

Answers

Answer:

822.8 Words.

Step-by-step explanation:

First, divide 374 by 5 to find the amount of words "Julla" can type in 1 minute. This should give you 74.8 words. Then multiply this by 11 to find the amount of words "Julla" can type in 11 minutes. By doing this, we can get 822.8 words. You may want to round this up to 823 words.

Hope this helps! Let me know.

In his​ motorboat, Bill Ruhberg travels upstream at top speed to his favorite fishing​ spot, a distance of 264 ​mi, in 6 hr.​ Returning, he finds that the trip​ downstream, still at top​ speed, takes only 5.5 hr. Find the rate of​ Bill's boat and the speed of the current. Let x​ = the rate of the boat in still water and y​ = the rate of the current.

Answers

Answer:

The values are   [tex]x =  46 miles /hr [/tex]

                            [tex]y = 4 \  miles / hr[/tex]

Step-by-step explanation:

From the question we are told that

   The distance covered is  d =  264 miles

     The time taken is [tex]t_1 =  6 hours[/tex]

     The time taken for the return trip is  [tex]t_2  =  5.5 \ hours[/tex]

Generally during the trip  toward fishing spot , the velocity is mathematically represented as

     [tex]v_t  =  \frac{d}{t_1 } = x - y[/tex]

=>  [tex]v_t  =  \frac{264}{6 } = x - y[/tex]

=>    [tex]x - y  = 44 \cdots 1 [/tex]

Generally during the  return trip  , the velocity is mathematically represented as

      [tex]v_r  =  \frac{d}{t_2}  =  x+ y[/tex]

=>   [tex]v_r  =  \frac{264}{5.5}  =  x+ y[/tex]

=>   [tex]48 =  x+ y\cdots 2[/tex]

add equation 1 and 2

       [tex]2x =  92[/tex]

=>    [tex]x =  46 miles /hr [/tex]

substituting this  into  equation 1

     [tex] 46 - y  = 44 \cdots 1 [/tex]

=>   [tex]y = 4 \  miles / hr[/tex]

Find the solution when x=2 and y=6
x(7+ y) - 5

Answers

Answer:

21

Step-by-step explanation:

2(7+6)-5

2(13)-5

26-5

21

Which expression is equivalent to x^2+ 5x – 24?

Answers

Answer:

(x+8)*(x-3)

Step-by-step explanation:

Can somebody please answer all of these questions and only if u know how to do this!!! Thanks
(WILL MARK BRAINLIEST
:D

Answers

Hi again I helped you on your last question, I love helping people. Anyway here's the answer!

16. 0.188 rounded nearest hundredth = 0.19

17.  0.455 rounded nearest hundredth = 0.46

18. 0.538 rounded nearest hundredth = 0.54

19. 0.417 rounded nearest hundredth = 0.42

20. 2.833 rounded nearest hundredth = 2.83

21. 3.667 rounded nearest hundredth = 3.67


What is the interquartile range?
(a) 18
(b) 35
(c) 57
(d) 68
(e) 75

Answers

The answer is either b or c

During the summer, the height of the water in a pool decreases by 4 inches each week. What is the change in height of the water over a six week period?

Answers

Height of water in a pool that decreases every week during summer = 4 inches

The change of the height of water in six weeks :-

[tex] = 6 \times 4[/tex]

[tex]\color{olive} =\color{hotpink} 24\color{olive} \: \: inches[/tex]

Therefore , the height of the water in the pool would have decreased by 24 inches in six weeks .

(-5/7)10^ (-5/7) 11^ =

Answers

Answer:

Step-by-step explanation:

did you mean:

[tex](\frac{-5}{7} )^{10} (\frac{-5}{7} )^{11} =?[/tex]

If so,

it is similar to saying

[tex]x^{10} x^{11} = x^{10+11} = x^{21}[/tex]

Grace has $45 at most in her purse.write in less than or more than equation

Answers

less than or equal to $45

Help me pls I am struggling In everything

Answers

Answer:

The answers are A, B, C, F

The domain of this function is {-2, 3). What is the minimum value in
the range of this function?
f(x) = -2x + 5

A: {-1}
B: {9}
C: {11}
D: {-11}

Answers

the answer is D (-11)

hope this helped

Can someone help me?

Answers

9514 1404 393

Answer:

  54w^7/v^17

Step-by-step explanation:

The applicable rules of exponents are ...

  (a^b)(a^c) = a^(b+c)

  a^-b = 1/a^b

  a^0 = 1 . . . . for any a ≠ 0

__

  [tex]3y^5y^{-5}v^{-9}\cdot6wv^{-8}\cdot3w^6=(3\cdot6\cdot3)v^{-9-8}w^{1+6}y^{5-5}\\\\=54v^{-17}w^7y^0=\boxed{\dfrac{54w^7}{v^{17}}}[/tex]

A. What’s 0.9333.... as a fraction?

Answers

Answer:

0.9333=9333/1000

Step-by-step explanation:

0.9333=0.9333/1

0.9333/1*1000/1000

=9333/1000

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