Find the error
Examine Tamika’s work below. What is Tamika’s error?

Answers

Answer 1

Answer:

the answer would be A. adding the exponents

Step-by-step explanation:

Answer 2

Answer:

A. adding the exponents

Step-by-step explanation:

Hope this helped have an amazing day!


Related Questions

in standard form is 63,029

Answers

60,000 + 3,000 + 20 + 9

Answer:

60000 + 3000 + 29

Step-by-step explanation:

The Standard form of 63029 is

60000 + 3000 + 29

-TheUnknownScientist

A rectangle and an equilateral triangle have the same perimeter. The perimeter of the rectangle is 6 ( 1 2 x + 5 ) inches. The perimeter of the triangle is 4 ( x − 2 ) inches. What is the perimeter of each figure?

Answers

Answer:

-328/34

Step-by-step explanation:

Here,

Perimeter of rectangle = 6(12x+5)

Perimeter of equilateral triangle = 4(x-2)

Since they are equal, 6(12x+5) = 4(x-2)

or, 72x + 30 = 4x - 8

or, 68x = -38

or, x= -38/68 or -19/34

Now,

Area of triangle ( or rectangle whichever you prefer)

= 4* -19/34 - 8

= -76/34 - 8

= - 328/34

Find the coefficient of correlation between and X and Y if covariance between X and Y is 15 and the variance of X and Y are respectively 10 and 25

Answers

Answer:

0.95

Step-by-step explanation:

[tex]Correlation \ coefficient \ (r) = \dfrac{covaraince \ between \ X \ and \ Y }{SD_X \times SD_Y }[/tex]

[tex]Correlation \ coefficient \ (r) = \dfrac{15 }{10^{1/2} \times 25^{1/2} }[/tex]

[tex]Correlation \ coefficient \ (r) = \dfrac{15 }{3.162 \times 5 }[/tex]

[tex]Correlation \ coefficient \ (r) = \dfrac{15 }{15.81 }[/tex]

[tex]Correlation \ coefficient \ (r) \simeq 0.95[/tex]

Divide the polynomials.
25 points!!!!! right answer get's brainliest

Answers

Answer:

x - 2

Step-by-step explanation:

[tex] \frac{ {x}^{2} - 12x + 20}{x - 10} \\ \\ = \frac{ {x}^{2} - 10x - 2x + 20 }{x - 10} \\ \\ = \frac{x(x - 10) - 2(x - 10)}{(x - 10)} \\ \\ = \frac{(x - 10)(x - 2)}{(x - 10)} \\ \\ = x - 2[/tex]

Translate the shape by the vector -1 5​

Answers

Answer:

la forma por el vector -1 5

Step-by-step explanation:

Simplify 5 to the power of negative 2 over 4 to the power of 6?

Answers

Answer:

Step-by-step explanation:

[tex]\frac{5^{-2} }{4^{6} } =\frac{1}{5^{2} 4^{6} }[/tex]

Which table of ordered pairs represents a proportional relationship? PLEASE HELP MEEEE!!!!!!

20 POINTS I THINK

Answers

the answer is B

your welcome

pls help this is for math ill give a brainly​

Answers

Answer: The last one - 5 1/3 divided by 1/6

Step-by-step explanation:

since you are trying to figure out how much she runs a day, u divide

Hope this helps :)

20% of 80
percentage idk what to put

Answers

Answer:

if you are asking 20% of 80, then its 16

Step-by-step explanation:

0.2 x 80 = 16

Answer:

25

Step-by-step explanation:

25

Percentage Calculator: 20 is what percent of 80? = 25.

Hey peeps I need help pls! Roger says that 10% of a number will always be less than 25% of any other number.

Complete one inequality to support Roger's claim and one to show that he is incorrect.
PLSSSSSSSSS HELp

Answers

Answer: [tex]0.1x-0.25y<0[/tex]

Step-by-step explanation:

Let the two numbers be x and y

10% of the first number will be;

10% of x

[tex]=\frac{10}{100} of x[/tex]

[tex]=0.1x[/tex]

25% of the other number will be ;

25% of y

[tex]0.25y[/tex]

If 10% of the first number is less than 25% of the other number, this is expressed as;

[tex]0.1x<0.25y[/tex]

[tex]0.1x-0.25y<0[/tex]

Hence the required inequality is [tex]0.1x-0.25y<0[/tex]

PLEASE MARK ME AS BRAINLIEST

Statement: If 3x = 6, then x = 2. What is the contrapositive of the statement? Emeans not equal​

Answers

Answer:

x=2

Step-by-step explanation:

you are correct for x=2 because 6 divided by 3 is 2

which could describe the graph of a nonproportional relationship
A- the Y - intercept is positive
B- the y-intercept is 0
C- the line intersects the origin
D- the y- intercept is negative​

Answers

D because I actually had the same exact question

HELP ME PLEASE I'M RUNNING OUT OF TIME!

Answers

Answer:

i think it should be C, im not so sure though

Step-by-step explanation:

if you look, you just go greatest to least, so ig Sanjay (who has 1000) should be the greatest, then Raisa, Felicity, then Megan. if im wrong im so sorry- ;-;

PLEASE ANYONE! I need to create a inequality equation to make this shape on the graph.

Answers

9514 1404 393

Answer:

  -4 < y < 4 and y < -3/2x +2

Step-by-step explanation:

The boundary line crosses the y-axis at y=2. It intersects another grid point 2 units to the right and 3 units lower than that, so it has a slope of ...

  m = rise/run = -3/2

This means we can write the boundary line equation as ...

  y = mx + b

  y = -3/2x +2

__

We notice that the line is dashed, and shading is below it. This means the shaded area will satisfy the inequality ...

  y < -3/2x +2

We also notice that the range of the graph is from y = -4 to y = +4, so we must have ...

  -4 < y < 4 and y < -3/2x +2

Aaron ran 5/8 mile to his friend's house. Then he ran another 1/4 mile to the park.

Answers

Complete question : Aaron ran 5/8 mile to his friend's house. Then he ran another 1/4 mile to the park. Find Aaron's total miles ran?

Answer:

7/8 miles

Step-by-step explanation:

Given that:

Distance to friend's house = 5/8 miles

Then, Distance to park = 1/4 miles

Total. Distance ran :

(5/8 + 1/4)

L.C.M of 4 and 8 = 8

(5 + 2) / 8 = 7/8 miles

Total distance ran = 7/8 miles

Christine needs to make a total of 40 deliveries this week. So far she has completed 14 of them . What percentage of her total deliveries has Christine completed?

Answers

Answer:

Christine has completed 35% of her total deliveries.

Step-by-step explanation:

To find the answer, you can use a rule of three considering that as Christine needs to make a total of 40 deliveries this week, this would represent 100% and with this you can find the percentage that the 14 deliveries completed represent:

40 → 100%

14  →    x

x=(14*100)/40=35%

According to this, the answer is that Christine has completed 35% of her total deliveries.

Tsunamis, or large tidal waves are generated by underwater earthquakes in the Pacific Ocean. The speed of the tsunami in meters per second is 3.1d, where di is the depth of the ocean in meters.

Answers

Answer:

hi

Step-by-step explanation:

so i thin is 38.00 why because te  inequality

If you know this please help and explain this for me thanks

Answers

Answer:

y int is (0,5)

slope is m=-2

y=-2x+5

Step-by-step explanation:

The line has a slope of -2 and a y-intercept of y=4. (y=-2x+4)

Explanation: You can tell by where the line is landing on the x and y intercepts and it's as easy as counting lines. As far as the y-intercept goes, you can tell that by looking where the line crosses the y axis. And in this case it's (0,4) making your y-intercept, y=4.

PLEASE HELP ASAP THANK U!!!!

Answers

Answer:

3

Step-by-step explanation:

Simplify. Your answer should contain only positive exponents

Answers

Answer:

Simplify what though? i would answer u but plz put what im supposed to simplify

Step-by-step explanation:

ybybyh htgfrxxrxrrxrxrxrxrd

Find the coefficient of x² in the expansion of (x - 2/x)⁶

Answers

Answer:

I think answer for ur question is 60

Graph y=x+4,

I just need assistance on how i get the answer and the answer aswell

Answers

Answer is the graph that is being shown

whats the answeer giving brainliest

Answers

Answer:

B

Step-by-step explanation:

3+5+7=3+7+5

Susan wanted to share her 37 seashells with her two younger brothers. If she divided her seashells between the three of them, how many would each person get?

Answers

Given :

Susan wanted to share her 37 seashells with her two younger brothers.

To Find :

If she divided her seashells between the three of them, how many would each person get.

Solution :

Let, each person will get x seashells.

So,

[tex]x = \dfrac{\text{Total number of seashells}}{\text{Number of persons}}\\\\x = \dfrac{37}{3}\\\\x = 12.333[/tex]

But as we know seashells cannot be in decimal.

Therefore, each person will get exactly 12 shells.

Is this correct please some one

Answers

Answer:

Yes this is right (Hope this helps)

Step-by-step explanation:

(Brainliest)

What is the quotient of 2/3 divided by 4 in simples form

Answers

Answer:

2/12 is equivalent fraction for 2/3 divided by 4

Step-by-step explanation:

2

3

&

4

2

3

÷

4= ?

step 2 Multiply 2/3 with reciprocal of 4

=2

3

x1

4

=2

12

The Quotient is 1/3.

What is Division?

One of the four fundamental mathematical operations, along with addition, subtraction, and multiplication, is division. Division is the process of dividing a larger group into smaller groups so that each group contains an equal number of things.

Given:

2/3 divided by 4

As, division is not possible in fraction so we will perform the multiplication

= 2/3  ÷ 4

= 2/3 x 1/4

= 2/6

= 1/3

Learn more about Division here:

https://brainly.com/question/21416852

#SPJ5

Please help!!! Thank you!!!

Answers

Answer:

1.  180°   ∑triangle angles=180°

2. 2x

3. 52°

4.) Aaron bought a new belt for school that was 30% off the regular price of $60. What was the

price of the belt?

A.) $18.00


B.) $42.00


C.) $60.00


D.) $78.00

Answers

A) 18

Apparently my answer has to be 20+ characters so this is filling space
the answer is A, remember to cross out answers that don’t make sense such as C and D.

The difference btwn increasing a number by 20% and decreasing the same number by15% is 14 what is the number?​

Answers

Answer:

The number is:

[tex]n = 40[/tex]

Step-by-step explanation:

Let 'n' be the number

Increasing a number by 20% = (n + n×20/100)Decreasing a number by 14% = (n - n×15/100)

As the difference between increasing a number by 20% and decreasing the same number by15% is 14.

Thus, the expression becomes

[tex]\left(n\:+\:\frac{n}{5}\right)\:-\:\left(n\:-\:\frac{3n}{20}\right)\:=\:14[/tex]

[tex]n+\frac{n}{5}-n+\frac{3n}{20}=14[/tex]

[tex]\frac{7n}{20}=14[/tex]

Multiply both sides by 20

[tex]\frac{7n}{20}\cdot \:20=14\cdot \:20[/tex]

[tex]7n=280[/tex]

Divide both sides by 7

[tex]\frac{7n}{7}=\frac{280}{7}[/tex]

[tex]n=40[/tex]

Thus the number is:

[tex]n = 40[/tex]

Can you guys please help me ill give brainliest ​

Answers

Answer:

The answer is C i think  not that sure

Step-by-step explanation:

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