expand and simplify (3m-2n)²​

Answers

Answer 1

Answer:

9m^2 - 12mn + 4n^2

Step-by-step explanation:

Answer 2

Answer:

9m²-12mn+ 4n²

Step-by-step explanation:

First you expand it so

(3m-2n)(3m-2n)

9m²-6mn-6mn+4n²

9m²-12mn+ 4n²

And this is the simpliest form , hope this helped:))


Related Questions

[tex]which graph represents the solution for the inequality 10 ≤ 3x-2?

Answers

Answer:

10+2<=3x 12<=3x3 34<=xx<=4

convert the 0.125 into fractions form and also reduced into the lowest term

fastt​

Answers

Answer:

1/8

Step-by-step explanation:

0.125= 125/1000

125÷125/1000÷125 =1/8

Step-by-step explanation:

0.125=125/1000=125÷125/1000÷125 = ⅛.

hope this helps you.

Plz help with my geometry questions. And if so plz DONT JUST ANSWER plz explain why bc I am so lost.


Options

1. Is either

a. Angle 1 and angle 3

b. Angle four and angle 2

c. Angle four and angle 8


2. Is either

a. Greater than

b. Less than

c. Congruent to


3 is either

a. Angle 2 and angle 5

b. Angle four an angle 7

c. Angle 5 and angle 7

Answers

Answer:

1.c

2.c

3.a

Step-by-step explanation:

1. because angle 4 and angle 8 are in the  same spot

2. these are alternative interior angles on a parell line so the are congruent

3. angle 2 and angle 5 are on the same side and inside the 2 lines

What is the ratio of the sides for triangle SUV?

Answers

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

Given : VU = 8 cm, let SV = n and SU = m

[tex] \tan(45) = \dfrac{8}{m} [/tex]

[tex]1 = \dfrac{8}{m} [/tex]

[tex]m = 8 \: \: cm[/tex]

so, SU = 8 cm

[tex] \sin(45) = \dfrac{8}{n} [/tex]

[tex] \dfrac{1}{ \sqrt{2} } = \dfrac{8}{n} [/tex]

[tex]n = 8 \sqrt{2} [/tex]

SV = [tex]8\sqrt{2}[/tex]

now,

The ratio of sides of Triangle SUV is :

[tex]8 : 8 : 8 \sqrt{2} [/tex]

[tex]1 :1 : \sqrt{2} [/tex]

hence, correct choice is C

In ∆SUV

tan45=VU/SU

So

VU=SU=8 as tan45=1

Rest for SV

use Pythagorean theorem

SV²=8²+8²SV=8√2

So ratio is

1:1:√2

Jason deposits $2000 in an account that earns 12% interest compounded annually. How much will Jason have after 20 years?

Answers

Answer:

the awnser is 240 dollers

Step-by-step explanation:

Please aswer all of this asap I will give brainlyest

Answers

Answer:

1) [tex](3.5)^{2} ; \frac{57}{5}; 6\sqrt{3}; 9.8; \sqrt{75}[/tex]

2) I found their alternate forms. So in the order the #'s were given its 10.4;12.3;8.7;9.8;11.4

3)[tex]x\sqrt{75};9.8x;6x\sqrt{3};\frac{57x}{5}; x(3.5)^{2}[/tex]

4) I chose a negative number to base my calculations off (-2) then found their alternate from's. In order they were given its -20.8; -24.5; -17; -19.6; -22.8

who ever can answer me this can git points and a branliest but answer it rite

Answers

Answer:

2/3

Step-by-step explanation:

3-7

-----

-6-0

= -4/-6

=2/3

Answer:

- 2/3

Step-by-step explanation:

Use the slope formula:

[tex]m=(y_2-y_1)/(x_2-x_1)[/tex][tex]m=(3-7)/(0-(-6))=-4/6=-2/3[/tex]

any answers to this problem?

Answers

Answer:

q(8) = 39.

Step-by-step explanation:

relate the values

for,

q(x) = 1/2x² + 7

q(8) = 1/2(8²) + 7

q(8) = 39.

Answer:

q(8) = 39

Step-by-step explanation:

To solve this question, you need to plug in (substitute) 8 instead of x:

q(8) = [1/2(8)²] + 7

= (1/2 × 64) + 7

= 32 + 7

= 39

∴ q(8) = 39

a professional baseball pitcher was capable of throwing a baseball 160 ft/s. during his career, he had the opportunity to pitch in the Houston astrodome,

Answers

Answer:

wheres the rest of question?

Step-by-step explanation:

You go to a team dinner with your aunt and uncle. The cost of a student meal is $5.50. Meals for adults cost $12.50 each. How much does it cost for the three of you to go to the dinner?

Answers

Answer:

$16.5 or $30.5

Step-by-step explanation:

for 3 of you (kids) its 5.50x3=16.5 or for you and your aunt , uncle its 5.50+12.50+12.50=30.5

10 Points!!! Write the equation of a line with slope 2 and y-intercept -1.

Answers

Answer:

y=2x-1

Step-by-step explanation:

what is the value of x

Answers

Answer:

[tex]x = 2[/tex]

Step-by-step explanation:

First simplify the equation.

[tex]\frac{7}{9}x -\frac{4}{9} =\frac{1}{4} +\frac{5}{12}[/tex] [tex]\frac{3}{9}x= \frac{3}{12} +\frac{5}{12}[/tex] [tex]\frac{3}{9}x=\frac{8}{12}[/tex] [tex]\frac{1}{3}x=\frac{2}{3}[/tex]

Now multiply both sides by 3.

[tex]x = 2[/tex]

I hope it helps you. Please choose my answer as the BRAINLIEST.

Answer:

[tex]x=2[/tex]

Step-by-step explanation:

[tex]\cfrac{7}{9}\:x-\cfrac{4}{9}\:x=\cfrac{1}{4}+\cfrac{5}{12}[/tex]

First, combine  [tex]\frac{7}{9} x[/tex] and [tex]-\frac{4}{9} x[/tex] =  [tex]\frac{1}{3} x[/tex]

[tex]\cfrac{1}{3}\: x=\cfrac{1}{4} +\cfrac{5}{12}[/tex]

LCM of 4 and 12 is 12, Convert 1/4 and 5/12 to fraction with denominator 12:

[tex]\cfrac{1}{3}\: x=\cfrac{3}{12} +\cfrac{5}{12}[/tex]

Since 3/12 and 5/12 have the same denominator, let's add numerators:

[tex]\cfrac{1}{3}\:x=\cfrac{3+5}{12}[/tex]

[tex]\cfrac{1}{3}\:x=\cfrac{8}{12}[/tex]

Reduce the fraction 8/12 to lowest term by extracting and  canceling out 4,

[tex]\cfrac{1}{3} \:x=\cfrac{2}{3}[/tex]

Multiply both sides by 3, reciprocal of 1/3:

[tex]x=\cfrac{2}{3} \times 3[/tex]

Cancel out 3 and 3:

[tex]x=2[/tex]

_________________________________

The points (6,0) and (z,-8) fall on a line point with a slope of -8.what is the value of z?

Answers

0=-8(6)+c
0=-48+c
48=c

-8=-8(z)+48
-8=-8z+48
-56=-8z
7=z


a) Si al cuadrado de un número se le suma el doble del mismo número y se resta 5, se
obtiene 75. ¿Qué número es?
Ecuación:
• Soluciones:

Answers

Construyendo y resolviendo una ecuación, tenemos que el número puede ser 8 o -10.

El número es desconocido, así que lo llamaremos x. El cuadrado del número es [tex]x^2[/tex].El doble es [tex]2x[/tex], sumando al cuadrado, [tex]x^2 + 2x[/tex].Se resta 5, o sea, [tex]x^2 + 2x - 5[/tex].Obtiene 75, entonces: [tex]x^2 + 2x - 5 = 75[/tex].

Para encontrar el número, tenemos que resolver una ecuación cuadrática, luego:

[tex]x^2 + 2x - 5 = 75[/tex]

[tex]x^2 + 2x - 80 = 0[/tex]

Ecuación cuadrática con [tex]a = 1, b = 2, c = -80[/tex]

[tex]\Delta = 2^2 - 4(1)(-80)[/tex]

[tex]x_{1} = \frac{-2 + \sqrt{324}}{2} = 8[/tex]

[tex]x_{2} = \frac{-2 - \sqrt{324}}{2} = -10[/tex]

El número puede ser 8 o -10.  

Un problema similar es dado en https://brainly.com/question/24673650

Select the correct answer.
What is the result of factoring out the GCF from the expression (24 +36)?

Answers

Answer: 12(2 + 3)

Step-by-step explanation:

The GCF of 24 and 36 is 12.  12 * 2 is 24, and 12 * 3 is 36.  As such, the parenthesis simply become (2 + 3)

Hope it helps :)

1. The areas of the faces of a rectangular box are 84cm^2, 70cm^2 and 30cm^2. The volume of the box in cm is?.​

Answers

Answer:

V = 420 cm^3

Step-by-step explanation:

84 = 2x2x3x7 = 14 x 6

70 = 2x7x5 = 14 x 5

30 = 2x3x5 = 6 x 5

Volume = 14 cm x 6 cm x 5 cm

9 can someone please explain this

Answers

Answer:

D

Step-by-step explanation:

The vertex of the triangle is adjacent to 90° on a straight line, so

vertex = 180° - 90° = 90°

The triangle has 2 congruent sides and is therefore isosceles with 2 congruent base angles, then

x = [tex]\frac{180-90}{2}[/tex] = [tex]\frac{90}{2}[/tex] = 45° → D

help me out please. ​

Answers

Answer:

3/4 = A

Step-by-step explanation:

-8+Ax(-8) - (-6)= -8 - 8A + 6

-3 + (-8)/2x4 = -3 -1= -4

---------------------------------------

-8 -8A + 6= -2(-4)

-8 + 8 +6=8A

6/8=A

3/4 = A

The graph off passes through (-9, -3) and is perpendicular to the line whose equation is x= -8.

Answers

Answer:

pooStep-by-step explanation:Stinky

HURRY PLEASE I NEED A ANSWER ONLY 4 MORE MINUTES TILL I HAVE TO TURN IN THE TEST

Answers

Answer:

A is the correct option.

Step-by-step explanation:

it's 15/100 and all the others are 15/20

what’s this in standard form

Answers

Answer:

0.8

Step-by-step explanation:

[tex](4*10^-^1)+(4*10^-^1)[/tex] [tex](4*0.1)+(4*0.1)[/tex] [tex]0.4 + 0.4[/tex] [tex]0.8[/tex]

Answer:

Standard form : N × 10ⁿ

[tex] \longmapsto (4 \times {10}^{ - 1} ) + (4 \times {10}^{ - 1} ) \\ = \frac{4}{10} + \frac{4}{10} \\ = \frac{(4 + 4)}{10} \\ = \frac{8}{10} \\ = \boxed{8 \times {10}^{ - 1} }[/tex]

8×10^(-1) (in standard form) is the right answer.



The weights of NCAA lacrosse players are approximately normally distributed with a mean of 182 lbs and a standard deviation of 13.1 lbs.

. a) Find the probability that a player will have a weight between 163 lbs and 191 lbs. (6 points)

. b) How much would a lacrosse player weigh if he was lighter than 75% of the other players? (5 points)

Show your work in proper format on separate paper making sure you've answered all parts of the question.

Then, snap a pic of your work and upload it as your answer.

Be sure your upload is the correct file.

Answers

Answer:

What can I do for you

Step-by-step explanation:

Can someone pls help me

Answers

Answer:

I would say 15

Step-by-step explanation:

4x + 10 < 54
Find the 3 consecutive integers

Answers

Answer:

8, 9, 10

Step-by-step explanation:

4x < 44

x < 11

1, 2, 3, ..., 10

Lee uses 8 boxes to pack 32 items. Yesterday, he packed 192 items. How many boxes did Lee use yesterday?

Answers

Answer: 48

Step-by-step explanation:

32 divided by 8 is 4 so we know that he uses 1 box to pack 4 items.

192 divided by 4 is 48

Answer:

32divide 8=4. 4multiply by 192

Rotating the rectangle in the third quadrant to the fourth quadrant by 90 degrees
counterclockwise is the same as rotating the rectangle in the first quadrant to the
rectangle in the fourth quadrant counterclockwise by how many
degrees?

Answers

Answer:

90 degrees

Step-by-step explanation

This is because the graph quadrant shape goes in a C. 1 is the top right and 4 is the top left.

Whats The Answer It's Confusing Me?

Answers

Answer:

a) 115°

Step-by-step explanation:

first find the value of angles B and C by doing 180 - 50 =130 and then 130÷2 because B and C are equal

Since the lines BO and CO are bisectors, it means that the angles are halved fo take half of angle B plus half of angle C and add them together = 65 and then do 180-65=115 so the angle BOC is 115°

can you help me with this

Answers

180-90-52= a

Which means a= 38°

11 + 4n - 2n + 12 HELPPPPPPPPPPPPPPP

Answers

Answer:

2n + 23

Step-by-step explanation:

11 + 4n - 2n + 12

Rearrange terms:

4n - 2n + 12 + 11

Combine like terms:

2n + 23

help me with my math HW!!! pleases will give brainliest! pls do 24-30

Answers

Answer:

24) 10:50

25) 1,2,5,10,50,25

26) 3 inches

27) We multiply 2 by $3.49 to get the total cost. Or in other words multiply the items by the price to get the total

28) B

29) 1/6

30) 21 degrees was the high temperature

Step-by-step explanation:

- I can't see the clock well, but I'll guess its 10:20. 30 minutes after would be 10:50.

- There are 6 common factors of 50 and 100.

1,2,5,10,50,25

- 12/4 is 3.

- A shopper purchased 2 items, each were $3.49 (That is all the info we need to create an equation to solve/estimate the cost of the purchase) We multiply 2 by $3.49 to get the total cost. Or in other words multiply the items by the price to get the total

- We multiply 1/3 by x amount of batches. So in this case we have 2. It becomes 1/3 times 2 = 1/6

- The low temperature is 8 degrees because each line represents a difference of 2 and 10 - 2 = 8. Now to calculate the high temperature, you add 13 to 8 = 21.

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