Which expression is equivalent to..

Which Expression Is Equivalent To..

Answers

Answer 1
the correct answes would be a as shown in the picture above

Related Questions

The following table lists the frequency distribution for 60 rolls of a die.
Outcome
1-spot 2-spot 3-spot 4-spot 5-spot 6-spot
Frequency 10
12
10
10
13
5
Test at the 5% significance level whether the null hypothesis that the given die is fairns true.
False
True

Answers

Answer:

False.................

[tex]\huge{\textbf{\textsf{{\color{pink}{An}}{\red{sw}}{\orange{er}} {\color{yellow}{:}}}}}[/tex]

False.

ThanksHope it helps

multiplying and simplify radicals!

if u get it right I’ll give brainliest (show work pls!!!)

Answers

Answer: 8

Explanation: To multiply two square roots together, simply multiply the numbers inside the square roots together to get [tex]\sqrt{64}[/tex] which is 8.

Notice that when you multiply a square root times itself, the radical disappears, and you're left with the number inside the original square root.

4^2•2^-3 =
2
1/2
-128

Answers

The answer is 2 because you multiply them both
4^2 = 16

2^-3 = 0.125

16 • 0.125 = 2

The answer is 2.

4 x 10^4 in Standard Form?

Answers

Answer:

4 × 10^4

→ 4× 10000

→ 40000

Correct option → 40000

hope it helped :)

Mary works as a gardener. on her last job she charged $60 for plants and $500 for 20 hoursof work. The equations represent the total price y, charged by different gardeners after x hours of work.

Answers

Answer:

28 hours  

Step-by-step explanation:

For the following situations decide what type of chi square test is appropriate. Explain.

A random sample of 200 students was asked to sample a new type of pizza that the school was considering using as a replacement for the current pizza. Each student stated if they were a freshman, sophomore, junior, or senior and also if they liked the new pizza more than the current pizza (or not). The school would like to know if there is a relationship between grade level and pizza opinion.

Answers

Answer:

Following are the responses to the given question:

Step-by-step explanation:

In the given scenario, the Chi-square test is independent, which could be used because they would know whether it has any association among the several types of children like an old or new pizza. It does not associate discrete or factors that motivate with continuous data. In addition, only correlations among categorical data are evaluated inside the Chi-Square Independence Test, but causative inferential statistics cannot be given.

The type of chi square test that is appropriate for the following situation is Chi square test of independence.

What is chi square test of independence?

Within the same population, the Chi-square test for independence looks for an association between two categorical variables.

The school would like to know if there is a relationship between grade level and pizza opinion.

Two variables' relationship is to be known.

That is why, we will use chi square test of independence.

Learn more about chi square test of independence:

https://brainly.com/question/16956499

Solve for r. Show your work!

12 = r - (34 - 2)

Answers

Answer:

44

Step-by-step explanation:

12 = r - (34 - 2)

12 = r - 32

12+32 = r

r=44

Answer:

yEE-

Step-by-step explanation:

What is spread of data on a dot plot?​

Answers

The spread of the data is the RANGE of the plot

Answer:

The spread is the range of the data. :)

its de in 20 min help me pls and thank you

Answers

Factor: (x - 8)(x - 4)
Zeros: x = 8, 4
Square: (x - 6)^2 - 4
Vertex: y = (x - 6)^2 - 4
X intercepts: (8,0), (4,0)
Y intercepts: (0, 32)

in 1980 Kim was 16 and Anna was 8. When was Kim age four times Anna's age?​

Answers

Answer:

48 and prob in 1984

Step-by-step explanation:

One-third of the candidates for a job were 25 years old or younger. Two-sevenths of the candidates were at least 50 years old. If 84 people applied for the job, how many were between 25 and 50?

Answers

Answer:

1/3 * 84 = 28 were under 25

2/7 * 84 = 24 were at least 50

28 + 24 = 52

84-52 = 32 were between 25 and 50

Step-by-step explanation:

A wire is stretched from the top of a 12 ft pole to a point on the ground 9 feet from the base of the pole. Find the length of the wire.

Answers

Answer:

with 3 lenght

Step-by-step wexplanation:

Are all proportional relationships functions?

Answers

i think so but i don’t know

the final game is altered. bag one 5 red balls

Answers

Answer:

what are you talking about

Step-by-step explanation:

Answer:

five red balls one bag

30 POINTS!!!Which of the following shows the polynomial below written in descending
order?
5x4 +16x5 + 6 + 4x10 + x

Answers

Answer:

d

Step-by-step explanation:

it should be the one with the greatest power to the lowest power If I remember correctly.

Answer:

The answer is D

Step-by-step explanation:

It is descending from greatest to least

Write down and simplify expression of the perimeter of the shape below.
Simplified Please !

Answers

Answer:

[tex]P = 4x+4[/tex]

Step-by-step explanation:

Given

The attached triangle

Required

Determine the perimeter (P)

This is calculated by adding the measure of the three sides.

So, we have:

[tex]P = 2x-3 + x + 5 +x + 2[/tex]

Collect like terms

[tex]P = 2x +x +x-3 + 5 + 2[/tex]

[tex]P = 4x+4[/tex]

Factorize

[tex]P = 4(x+1)[/tex]

Hence, the perimeter is 4x + 4 or 4(x + 1)

PLS HELP DUE SOON!!!

Answers

Answer:

its both.

Step-by-step explanation:

RNA and DNA are made up of nucleotide(s).

Answer: Both DNA and RNA

Step-by-step explanation:

Please help!!

Thankssss

Answers

Answer:

Step 3.

Step-by-step explanation:

When you distribute this [tex](-3)(x-5)[/tex],

you should get [tex]-3x+(-3)(-5)[/tex].

However, [tex]-3*-5=15[/tex] and not [tex]-15[/tex] because of the double negative.

Step three contains the error because when expanding -3*-5, the answer is +15, not -15

please help asap!!

i need more chars here but please do help me

Answers

Answer:

Square root of 16 is not 16

it’s not correct because the square root of 16 is 4 and not 16

A card game requires that you have a sum of 5 in order to win. Based on the cards shown below, will Cameron win the game? Look at the picture above​

Answers

Answer:

D

Step-by-step explanation:

Add (-2x + 4) + (4x + 6)
A) 2x + 10
B 6x + 10
C) 2x - 2
D) 6x-2​

Answers

Answer:

A. 2x + 10

Step-by-step explanation:

HELP MEEEEEEEEEEEEEEEEEEEEE!

Answers

the first one is 194,500. the second is 685,820. good luck!

Which rational number corresponds to point A on the number line?

Answers

9514 1404 393

Answer:

  B.  -2/3

Step-by-step explanation:

Each small division on this number line is 1/3 unit. Point A is 2 small divisions left of 0, so corresponds to the value -2/3.

The reciprocal of 7 1/2 is

Answers

Answer:

2/15

Step-by-step explanation:

To find the reciprocal of a fraction switch the numerator and the denominator

7 1/2 = 15/2 = 2/15

Have a good day

Plz help plz help will mark brainilest

Answers

Answer:

BC=4

Step-by-step explanation:

Use the distance formula

[tex] \sqrt{} (7 - 3) ^{2} + (2 - 2) ^{2} [/tex]

[tex] \sqrt{16} [/tex]

4

A new pair of shoes is advertised for $110. The sales tax is 7.5%. What is the total cost of the shoes?

Answers

Answer:

118.25

Step-by-step explanation

If the tax is in percent, divide the tax rate by 100. You do this by moving the decimal point two spaces to the left. In this, there's 7.5/100 = 0.0

Find the tax value by multiplying tax rate by the item value:

tax = 110 × 0.075

tax = 8.25

write the decimal 0.015 as a fraction (line over the 15, the 15 is repeating)

Answers

0.015  in fraction

=[tex]\frac{15}{1000}[/tex]

Simplified is

=[tex]\frac{3}{200}[/tex]

Answer:[tex]\frac{3}{200}[/tex]

Every hour of training raises the salary $ _____.

Answers

Answer:

salary increases by $ 10 every hour

A:Alternate interior angles
B:Corresponding angles
C:Consecutive interior angles
D:Vertical angles

Answers

relationship between v and x is C:Consecutive interior angles

Plssss help what is x

Answers

Answer:

x = 4

Step-by-step explanation:

If you do not want to read the explanation go the the next part in bold

Ok so the shorter leg of the triangle is a radius of the circle. ( This is indicated by the point in the middle of the circle.) for the hypotenuse we are given one part of the length (2) The other part also happens to be a radius ( remember that a radius is a line that starts from the center of the triangle to any point of the circumference. ) Also remember that the radius is equal to 3. That being said the hypotenuse = 2+3 which equals 5.  

This triangle then happens to be a right triangle. ( A triangle formed by a tangent line and a radius is a right triangle.) This means that we can use the Pythagorean theorem to solve for x.

Below here is where the work is shown

a² + b² = c². where a and b = legs and c = hypotenuse. We are given the hypotenuse (5) and a leg (3) So we plug in what we are given and solve for the missing information. 5² = 3² + b²  

5² = 25

3² = 9

we would then have 25 = 9 + b²

Next we subtract 9 from each side

25 - 9 = 16

9 - 9 cancels out

Now we have 16 = b²

finally we want to get rid of the ²

To do so we take the square root of each side

[tex]\sqrt{16}=4\\\sqrt{b^2}=b\\b = 4[/tex]

we're left with b = 4 which means that x = 4

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