explain why x² is read x squared

Answers

Answer 1

Answer:

see explanation

Step-by-step explanation:

In math, when a number is squared, it means it has been multiplied by itself. For instance, two squared equals two times two, or four.

In this same case x^2---> x * x

x times x ---> x^2


Related Questions

Tomiko has a 1:24 scale drawing of her house. In the drawing the dimensions of the rectangular kitchen are 5 3/4 inches by 4 1/4 inches. What is the area, to the nearest square foot of Tomiko's actual kitchen?

Answers

Answer: 9 4/4 or 10 whole

Step-by-step explanation:

Z is the center of the circle. Suppose that QR = 26, TV = 13, SV = 2x + 1, and VZ = 8. Find x and UZ.

Answers

X=20
26+13+1+8=58

X=2 so 58/2 is 29 so x is 29. And to find the vz you just plug it in 29 into the equation 2x+1 2(29)+1=59

hey please help with this question( no links!!)

Answers

So the area of a circle is pi times the radius squared.
A= pi*r^2
The radius here is the diameter divided by 2.
radius = 16/2
r = 8
A= 3.14*(8)^2
A= 3.14*64
A= 200.96

C. 200.96 in^2

Answer:

d. 200.96 sq. in

Step-by-step explanation:

radius = diameter/2 = 16/2 = 8

Area of the circle = pi x r²

= 3.14 x 8²

= 3.14 x 64

= 200.96

The sum of m and 10
Twenty-four decreased by a number c
Twelve more than eight
The product of three and seven diminished by five
Six multiplied by the sum of seven and a
The quotient of y and negative five
The difference between x and y divided by three
Divide the sum of the square of a and b thrice c

Answers

Answer:

m + 10c - 248 + 12 (3×7) - 5(7 + a) × 6y ÷ (-5)(x - y) ÷ 3[tex] {(a + b)}^{2} \div 3c[/tex]

Solve for x by completing the square. Round ur answer to the nearest thousandth. X^2+6x-3=0

Answers

Answer:

x = {2.196,  -8.196}

Step-by-step explanation:

x² + 6x - 3 = 0x² + 2*3*x + 3² - 3 = 3²(x + 3)² = 12x + 3 = ± √12x + 3 = ± 2√3x = 2.196, x = -8.196

Answer:

. X^2+6x-3=0

x²+6x+9-9-3=0

(x+3)²=12

x+3=√12

x=√12-3=0.46410161513

HELP WILL MARK BRAINLIEST ANSWER IF GOTTEN RIGHTT

Answers

Answer:

.80

Step-by-step explanation:

Hey There,

Cosine = adjacent / hypotenuse

the adjacent of c is 16

the hypotenuse is 20

so cos C = 16/20 or .80

Answer:

Step-by-step explanation:

cos=(adjacent side)/(hypotenuse)

cosC=16/20

cosC=4/5

cosC=0.80 (to nearest hundredth)

if 4x^2 - 100 = 0, the roots of the equation are

Answers

Answer:

±5

Step-by-step explanation:

4x²-100=0

4x²=100

x²=100/4

x²=25

x=√25

x=±5

Answer:

4x^

Step-by-step explanation:

4x^2 = 100

4x^2/4 = 100/4

x^2=25

x=5

Find the ratio of Rs.50 to 100 paise​

Answers

Answer:

50:1

Step-by-step explanation:

Rs50=Rs50

100 paise= Rs1

Ratio = 50:1          [ cant be simplified further]

I hope im right!!

Another way:

Rs50= 50 x 100 = 5000 paise

100 paise= 100 paise

Ratio = 5000: 100

[tex]\frac{5000}{100}[/tex] ÷ [tex]\frac{100}{100}[/tex] = [tex]\frac{50}{1}[/tex]

Ratio = 50:1

The cost of a new house could be represented by the regression equation c= 120f + 90,000, where $120 is the cost per square foot and $90,000 is the cost of the lot. A new house on a lot costs $438,000

How many square feet does it have

Answers

Answer:

sent a pic on how I solved it

Step-by-step explanation:

pls brainliest<3

Goodluck<3

Which of the following statements is true?

Igneous rock is formed through heat and pressure.

Sedimentary rocks usually form beneath the Earth's crust.

The rock cycle starts with sedimentary rock and ends with igneous rock.

Sedimentary rocks usually form in visible layers.

Answers

Answer:

Sedimentary rocks usually form in visible layers

Step-by-step explanation:

A is wrong because not all igneous rock is formed by pressure

B is wrong because sedimentary rock is usually a surface rock

C is wrong because the rock cycle is sporadic and doesn't always end in igneous rock

D is correct because sedimentary rock is formed from years and years of sediment layering on top of each other

Answer:

I believe it's D

Step-by-step explanation:

Sorry if wrong!

7) Samantha has saved $100 to buy a new laptop. Each month, she saves $15 towards the laptop. What expression could be used to find the total amount saved after M months? Explain why
pliss i need it for today

Answers

Answer:

Step-by-step explanation: Have you used my tutor because it works and helps me by them explaining every step.

https://app.paper.co/dashboard

This is not a virus just saying, my school uses this by the way.

Need answers ASAP. GIving out brainliest if possible!

Answers

Answer:

if you mulitply (19*19*27*10*10) you get:

974700

Fully factorise 12r + 16

Answers

Answer:

4(3r+4)

Step-by-step explantion:

The factorized form of the given expression is 4(3r+4).

The given expression is 12r+16.

What is factorization?

The factorization method uses basic factorization formula to reduce any algebraic or quadratic equation into its simpler form, where the equations are represented as the product of factors instead of expanding the brackets. The factors of any equation can be an integer, a variable, or an algebraic expression itself.

Factorization of the expression 12r+16 is as follows

Here, in terms 12r=2×2×3×r and 16 =2×2×2×2, we have 4 has common factor

So, 4(3r+4)

Hence, the factorized form of the given expression is 4(3r+4).

To learn more about the factorization visit:

https://brainly.com/question/26923098.

#SPJ2

Please help me answer this question!

Answers

aquurrr said omgggg what is that

if you cycled for 3 hours and travelled 54 km calculate your average speed​

Answers

Answer:

18 km/h.

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Answer:

Step-by-step explanation:

[tex]s=\frac{d}{t}\\ \\ s=\frac{54km}{3hr}\\ \\ s=18\frac{km}{hr}[/tex]

MYSTERY NUMBER OF POINTS . Hint its 100. Solve to receive.
7m + 3y - 2m + y + 8
ANSWER
5m + 4y + 8
Have a great day

Answers

Answer:

5m + 4y + 8 is the answer or are you asking for the answer-?

Answer:

thank you

have a good day..❤

Gas prices are typically marked up for holiday travel. If prices are marked up 10% and the regular price is $2.45, what will be the price after the mark-up?

Answers

Answer:

Step-by-step explanation:

Marked up 10% means that its 110% of the current price so.

1.10 (move decimal twice to the left since it is a percentage)

1.10 x 2.45 =2.695

Since we are talking about money just round up so:

$2.70 or $2.69

Does anyone know how to do this?

Answers

Answer:

1)X+4=2x-17+10

X. =2x-7-4

11=X

DF=11+4

=15

2)FH~

11x+71=12x+32

12x-11x =71-32

X=39

FH=(11×39)+71+(12×39)+32

=1000

3)57+39+8x-12=180

8x+84-84=180-84

8x=96

X=12

4)11x+2=68

11x=66

X=6

5)114+X+37+X=139

2x+151. -151=139-151

X=-6

Answer:

1. x=11

2. x=39

3. x= 12

4. x=6

5. x=-6

Step-by-step explanation:

1. x+4= 10+2x-17

FG=GH

x+4=2x-7

11=x

2. 11x+71=12x+32

subtract from both sides

39=x

3. All angles of a triangle add to 180.

39+57+(8x-12)=180

96+(8x-12)=180

8x-12=84

8x=72

divide both sides by 8

x=9

4. Vertical angles are equal

68=11x+2

66=11x

divide

6=x

5. (114+x)+(37+x)=139

Add like terms

151+2x=139

subtract

2x=-12

x=-6

how many square feet of outdoor carpet will we need for this hole

Answers

Answer:

Step-by-step explanation:

area=(6+3)/2×4+7×3+1/2×2×3

=18+21+3

=42 ft²

252/550.3 PLSSSSS HELP IM IN THE MIDDLE OF CLASS HELP PLS

Answers

Answer: 2.1

Step-by-step explanation:

I don’t know if this is right but I think 2.1

June earns $50 a week for babysitting. She
saves 1/4 of it and keeps 1/5 for bus fare and
gives her mother the rest. How much money
does her mother get?​

Answers

Answer:

27.5

Step-by-step explanation:

1/4 of $50 is $12.5. 1/5 of $50 is $10. 12.5 + 10= 22.5. So, $50-22.5= $27.5

The area of a square field of side 13 m is​

Answers

Answer:

169 sq m

Step-by-step explanation:

= 13 × 13 = 169 sq m.

If 7 : 11 :: x : 154, then x is

Answers

Answer:

98

Step-by-step explanation:

7 : 11 :: x : 154

Also,

[tex] \frac{7}{11} = \frac{x}{154} [/tex]

[tex] = > \frac{x}{154} = \frac{7}{11} [/tex]

[tex] = > x = \frac{7 \times 154}{11} [/tex]

=> x = 7 × 14

=> x = 98 (Ans)

The perimeter is expressed in the following units
(a) cm (b) cm2

(c) cm3

(d) m2

Answers

Answer:

a) cm

Step-by-step explanation:

Perimeter is  one -dimensional and  is measured in unit (centimeters, meters, kilometers, inches, feet, yards, and miles. Single units represent one-dimensional

Area is two-dimensional   m2......

Volume is tri -dimensional     m3........  

find h of the following cone​

Answers

sqrt55. Use the pythagorean theorem; 3^2 + x^2 = 8^2

PLEASE HELP !! 100 POINTS !! (and brainliest)

Find the area for the following figure. Explain or show how you got your answer.

Answers

Answer:

area =no of full square + half square =24+1/2×5=26.5 unit ²

Free brainliest!

Is fear a harmful emotion? Why or why not?

Answers

Answer:

No i would not think it is because we need fear to stop us from doing something harmful

Step-by-step explanation:

Answer:

wrong subject, but I think it goes both ways. Fear is fundemental and is why we have survived so long, but fear can hurt you, because of phobias. I'm terrified of spiders, and some people are terrified of the outdoors. That can affect you in a big way.

SOMEONE PLEASE HELP. !! ASAP!! NO BULL ANSWERS !!

Answers

Answer: does this count as a bull answer

Step-by-step explanation:

Answer:

(3,-3)

Step-by-step explanation:

I hope this helps you on your journey to success.

this is my 3rd time asking I really need help please

Answers

Answer:

10x3=30

Step-by-step explanation:

X=2 is 10 and x=5 is 30.

10 is the factor of 30, and 10 could be multiplied by 3 to get 30.

OR 30 could be divided by 10, and you‘ll get 3.

Hope this helped! :)

Please at least give Thanks.

The answer is 10 x 3=30

AP LANG HW
-can someone please help me with it... i have 30 missing assignments and the deadline is tonight

Answers

Answer:

ill try and help you but im on the same string rn too i have 12 assignment to do 2nite too

Step-by-step explanation:

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