What is the unit digit in 27 20 A 1 b5 C 12 D 20?

Answers

Answer 1

The correct option is A.Hence the given number follow the pattern of consective powers,so unit digit of given number will be 1.

What is unit digit?

The unit digit is a number placed in the one's position.It is placed right most digit of the given number.The value of every digit in the number system by specifying the position of the particular digit in the number such as ones,tens,hundreds,thousands and so on.

How do we find unit digit of raised power?

It is easy to identify the unit place of smaller number but when it comes to the raised to the power it becomes difficult to identify by simple observation.Then we use cyclicity chart.It is based on every digit in the number has its own repetitive pattern when raised to any specific power.

For example 2^5=32 ; Here 2 is the unit digit of given number.

Now we use cyclicity concept to  find and get

Unit digit of 27^1=7(7^1=7)

Unit digit of 27^2=9(7^2=49)

Unit digit of 27^3=3(7^3=343)

Unit digit of 27^4=1(7^4=2401)

Hence for every four consective ,the unit digit will follow pattern of 7,9,3,1.

SO Unit digit of given number is 1.

To learn more about unit digit visit;

https://brainly.com/question/24111947

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Related Questions

A Baker uses the expression 5.75c + 3.45p to calculate his profit when he sells c cakes and p pies.

What is the bakers profit, in dollars, when he sells 33 cakes and 42 pies?

Answers

Answer:

334.65

Step-by-step explanation:

Multiply 5.75×33 and 3.45×42

then add them together to get 334.65

1  Well if the baker sells 33 cakes and each one is 5.75$ you just multiply the two to get : 189.75$2  Same goes for the pies if he sells 42 pies and each one is 3.45$ you just multiply the two to get: 144.90$

Find the surface area of the cone. Round your answer to the nearest tenth.

BRAIN>LY GIVING

Answers

Answer:

75.4

Step-by-step explanation:

Answer:

S.A = 65.94

Step-by-step explanation:

S.A = [tex]\pi r^{2} + \pi rl[/tex]

3.14 x 3 x 3 = 28.26

3.14 x 3 x 4 = 37.68

37.68 + 28.26 = 65.94

Let me know if this helps!

.
Mary bought an antique vase to display her flowers like the one pictured below.







The vase has a radius of 1.5 inches and a height of 7 inches. If she wanted to wrap the vase for safe storage, which value best represents the total surface area?



65.97 inches square
14.14 inches square

80.11 inches square

10.5 inches square


Answers

for this i would use the equation of a cylinder to find the surface area and the equation would be 2(3.14)1.5(7) + 2(3.14)1.5 = 75.36 and you would want to wrap it in something bigger than the vase itself so the best answer would be 80.11 inches squared

What is the length of bc in the right triangle below 9 12

Answers

Answer:

15

Step-by-step explanation:

hope it helps you.that was what I could think about.if am wrong please tell me.good day.

Someone who can help me?​

Answers

Answer:

4 days

Step-by-step explanation:

$0.09 × 100 = 9

$62.47 × 4 = 249.88

249.88 + 9 = 258.88

I need help with this assignment please

Answers

i believe it would be option 3: center (-1,-5), radius: √41.

please help 15pts and will give brainlist!!

Answers

Answer:

1st ans

(x+15)=135(alternate angle)

x=135-15

x=120

2nd ans

(8x-4)=92(corresponding angle)

8x=92+4

x=96/8

x=12

3rd ans

(x+1)=51(vertically opposite angle)

x=51-1

x=50

PLEAS HELP ME WITH THIS EQUATION
















For the equation y= 8 • 2x complete the table and plot the ordered pairs on the
graph.

Answers

Answer:

y=16x

Step-by-step explanation:

y=(8)(2)x

--HEART IF THIS HELPED OR BRAIN ME!!--

The ordered pairs (-3, 1), (-2, 2), (-1, 4), (0, 8), (1, 16), (2, 32) and (3, 64) on the graph are plotted below.

What is the exponential function?

Exponential function, as its name suggests, involves exponents. But note that, an exponential function has a constant as its base and a variable as its exponent but not the other way round (if a function has a variable as the base and a constant as the exponent then it is a power function but not an exponential function).

The given equation is y=8×2ˣ.

Here, in table

x        -3      -2     -1      0     1      2      3

y         1        2      4     8     16   32    64

So, the ordered pairs are (-3, 1), (-2, 2), (-1, 4), (0, 8), (1, 16), (2, 32) and (3, 64)

Exponential functions have a horizontal asymptote. The equation of the horizontal asymptote is y=0.

Horizontal Asymptote: y=0

Therefore, the ordered pairs on the graph are plotted below.

Learn more about the exponential function here:

brainly.com/question/11487261.

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which of the following correspondence is/are equivalent to TOP↔️SUN?

a.OPT↔️USN
b.POT↔️NUS
c.PTO↔️NSU
d.TPO↔️UNS​

Answers

b.POT↔️NUS

Step-by-step explanation:

hope it helps

1. Li rolls a special dice that has 12 sides labeled 1 through 12, then flips a penny. What is the probability, written as a simplified fraction, that she rolls a multiple of 3 and flips tails? 2. A bag contains 5 red marbles, 6 green marbles, and 3 blue marbles. If Cymra draws a marble, puts it back in the bag, then draws another marble, write a multiplication problem you would use to find the probability that both marbles drawn will be red. 3. If Cole flips a coin three times, what is the probability that he will flip three tails in a row? 4. Based on collected data from the past 5 basketball practices, Linda has a 32% for making her free throws. If she shoots 175 more times, how many will she expect to make based on her percentage? !!! DUE IN 18 MINS !!!

Answers

Answer:

1. The probability that she throws a multiple of 3 and flips tails is 1/6

2. The probability that Cymra draws a red marble put it back and draws a red marble again is 25/196

3.  The probability that Cole flips three tails in a row, P(3T) is 1/8

4. The number of shots Linda is expected to make if she takes 175 shots is 56

Step-by-step explanation:

1. The number of sides on the special die Li rolls = 12 sides

The numbers on the die are 1 through 12

The number of faces on the penny = 2 (heads and tails)

The number of multiples of 3 on the die = 3, 6, 9, and 12 = 4

The probability that she throws a multiple of 3, P(3) = 4/12 = 1/3

The probability that she flips tails rather than heads = 1/2

∴ The probability that she throws a multiple of 3 and flips tails = 1/3 × 1/2 = 1/6

2. The number red marbles in the bag = 5

The number green marbles in the bag = 6

The number blue marbles in the bag = 3

The total number of marbles in the bag = 5 + 6 + 3 = 14

The probability that Cymra draws a red marble put it back and draws a red marble again is given as follows;

The probability with replacement of picking two red marbles = 5/14 × 5/14 = 25/196

3. The probability that Cole flips three tails in a row P(3T) = (1/2)×(1/2)×(1/2) = 1/8

The probability that Cole flips three tails in a row, P(3T) = 1/8

4. The percentage of times Linda makes her free throws in the past 5 basketball practices = 32%

The number of shots she is expected to make if she takes 175 shots = 175 × 32/100 = 56.

The fractuon 3/5 is found between which pair of fractions on a number line?

Answers

Answer: It's kinda simple, 2/5 and 4/5

Just add 1 to the numerator of the original fraction, and there's where you get 4/5. Then subtract 1 from the original fraction, and that's where you get 2/5!

A number cube is rolled what is the likelihood that a number less than or equal to three is rolled
Unlikely
Equally likely
Likely
Certain

Answers

Answer:

equally likely

Step-by-step explanation:

there are 3 numbers less than or equal to 3. divide that by every number on the cube. Then you get 0.5.

move the decimal twice and turn it into a percent 50%

50% is equally likely.

BRAINLIST‼️‼️WILL GIVE BRAILIDT

Answers

Answer:

d

Step-by-step explanation:

Shi ion even know loo

Answers

Answer:

1.6667

Step-by-step explanation:

1.6667
that was too easy

Whats the Area of a circle with a radius of 2.6? use 3.141592654 for pie

Answers

Answer:

16.33628179866692

Step-by-step explanation:

I dont know how far you wanted me to round so you will have to do that part

Someone help and plz make sure it’s right

Answers

Answer:

Step-by-step explanation:

cosx=adjacent /h

I have 5min can sb help please

Answers

Answer:

Use M a t h W a y

Step-by-step explanation:

it all together

Drag the tiles to the correct boxes to complete the pairs. Not all tiles will be used.
Find the areas of the figures.
36 square units
54 square units
72 square units
190 square units

arrowRight

arrowRight

arrowRight

Answers

Answer:

The Answer to the first would be 36 i'm on the test myself and it makes sense for the 1st to be 54

the 2'd would be 72

the 3'rd would be 36

Step-by-step explanation:

help me please??????

Answers

Answer:

I'm pretty sure it's D

if not then maybe B

Maria has 4 times as many necklaces as sheila toghter they have 25 necklaces how many necklaces does maria have

Answers

25/5=5 5*4=20 20+5=25.... Sheila has 5 necklaces while Maria has 20 necklaces

Do anyone know this problem?

Answers

Answer:

me kown it

Step-by-step explanation:

please help this is confusing me:(

Answers

Answer :
-8 miles per min
He travels 3.25min

-8 x 3.5= -26

He traveled 26 miles in 3.25

I hope this helped

Helppppp!!
In DEF e = 100 inches f = 740 inches and angle D = 159°. Find the area of DEF to the nearest square inch

Answers

Answer:

13260 square inches

Step-by-step explanation:

In DEF e = 100 inches f = 740 inches and angle D = 159°. Find the area of DEF to the nearest square inch

The formula to solve the above question is

1/2absinθ

a = 100 inches

b = 740 inches

θ = 159°

The area of the triangle =

1/2 × 100 × 740 × sin 159°

= 13259.61 square inches

Approximately = 13260 square inches

Therefore, the area of DEF = 13260 square inches

If you were to flip a coin 500 times, how many times would you
theoretically expect the coin to land on heads?

Answers

Answer and Step-by-step explanation:

Theoretically, we should expect the coin to flip 250, or very close to 250 times, and land on heads.

This is because the probability of getting heads is [tex]\frac{1}{2}[/tex], or 50%.

There is a 50% chance of landing heads or tails, so that means it would land 250 times on heads out of 500 flips of the coin.

#teamtrees #PAW (Plant And Water)

Answer:

250 times

Step-by-step explanation:

The coins has the heads or tails, with two options there is a 50% probability of landing on heads or tails.

500 x 50% = 250 times

PLEASE HELP ASAP PLZ
ALSO IF ANY ACTUAL HUMANS R SERING THIS PLZ ANSWER BC I TRIED ASKING AND THIS IS MY 6TH TIME AND I GOT SPAMMED BY BOTS SO IF UR A HUMAN PLZ ANSWER I WILL GIVE BRAINLIES


also plz don’t answer if ur gonna put down random things

Answers

Answer:

Step-by-step explanation:

A line has a slope of 0 and passes through the point (-4, 3). What is its equation in slope-intercept form.​

Answers

Answer:

y = 3

Step-by-step explanation:

We already know the slope, all we need to do is find the y-intercept.

You have to plug the coordinates into the equation, y = 0x + b

y = 0x + b

3 = 0(-4) +b

3 = 0 + b

3 = b

The equation is y = 3

Write the first six terms of f(n) = 4n-1

Answers

6
10
14
18 are the first six terms

SOME PLEASE HURRY AND ANSWER ASAP

Answers

Step-by-step explanation:

A=s2

100=5×5

100/25=25x/25

x=4

Samantha ordered lunch at a restaurant in the bill cost $64.21. she wants to leave a 15% tip. how much moeny would she leave for the tip amount

Answers

Answer:

9.6315

Step-by-step explanation:

What is the slope of the line RS that contains the points R(-2, -3), S(3, -5)
HELP ASAP

Answers

Answer:

[tex]slope = \dfrac{-2}{5}[/tex]

Step-by-step explanation:

The slope of a line passing through points , [tex] (x_1,y_1) [/tex] and [tex] (x_2,y_2) [/tex] is ,

[tex]\implies slope = \dfrac{y_2-y_1}{x_2-x_1}[/tex]

Using this we have ,

[tex]\implies slope = \dfrac{y_2-y_1}{x_2-x_1}\\\\\implies slope = \dfrac{-5+3}{3+2}\\\\\implies \boxed{\boxed{slope = \dfrac{-2}{5}}}[/tex]

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