7m²(4-3m²)
this one is algebra question and multiply so plzz plzz replyy ​

Answers

Answer 1

Answer:

ok so the answer is 28² - 21 to the power of 4

Step-by-step explanation:


Related Questions

Expand (p - q)(p+q).​

Answers

Answer:

p^2 - q^2

Step-by-step explanation:

This is an example of "the product and difference of two squares."

The relevant formula is (a - b)(a + b) = a^2 - b^2 (no middle term).

Here,the desired product is (p - q)(p + q) = p^2 - q^2.

Answer:

(p - q)(p+q). :p²-q²....

Help me please
Point K(–5, 2) is the midpoint of line segment Y Z , with endpoint Y(1, –3). What are the coordinates of Z?

Answers

Midpoint is (-2 , -0.5)

HELP PLEASE What is the area of the regular trapezoid below?

A trapezoid has a base of 10 centimeters, height of 8 centimeters, and top side length of 6 centimeters.
64 Centimeters squared
80 Centimeters squared
240 Centimeters squared
480 Centimeters squared

Answers

Answer:

64 Centimeters squared

Step-by-step explanation:

Formula for the Area of a trapezoid:

A = a+b

----- h

2

a (base) = 6

b (base) = 10

h (height) = 8

6+10 = 16

16/2 = 8

8 times 8 = 64

product of -3/7a and -21/15b

Answers

Answer:

182857142857/100000000000

A movie theater is showing 1 musical and 7 other movies (8 movies in total). Each type of movie is equally likely to be chosen.

If 1,000 people go to the movies, how many people are expected to choose a musical? (*Hint* create and solve a proportion to help you)

Answers

Answer:

125

Step-by-step explanation:

1,000/8 because all the outcomes are evenly likely

Answer two questions about Equations AAA and BBB: A. 2x-1+3x=0 B.5x-1=0. How can we get Equation BBB from Equation AAA? and is equation A and B equivalent?

Answers

Answer:

you would simplify equation a by combining 2x plus 3x. yes they are equivalent. you can use any x to make the equation true.

Step-by-step explanation:

Answer:

Multiply/divide both sides by the same variable expression

No

Find the value of X please help

Answers

Answer:

x = 119°

Step-by-step explanation:

The angle between chord KJ and chord LM is half the sum of the arcs intercepted by the angle and its vertical angle, that is

[tex]\frac{1}{2}[/tex] (75 + 47)° = 0.5 × 122° = 61°

This angle and x are adjacent angles and sum to 180° , then

x = 180° - 61° = 119°

Which best describes a triangle

Answers

Answer:

i think the answer may be acute and isosceles

hi guys i need help

cosx = 3/5
sinx+tanx = ?​

Answers

cosx = 3/5

sin²x + cos²x = 1

sin²x = 1- 9/25

sin²x= 16/25

sinx = 4/5

tanx = sinx/cosx

tanx = 4/3

13x=6 what is x in number form please and thank you

Answers

Answer:

0.461538

Step-by-step explanation:

brainlest pls im try to rank up to ace

[tex]\huge\text{Hey there!}[/tex]

[tex]\mathsf{13x = 6}[/tex]

[tex]\huge\textsf{DIVIDE 13 to BOTH SIDES}[/tex]

[tex]\mathsf{\dfrac{13x}{13}=\dfrac{6}{13}}[/tex]

[tex]\rm{CANCEL \ out: \dfrac{13}{13} \ because \ that \ gives \ you \ 1}[/tex]

[tex]\rm{KEEP: \dfrac{6}{13} \ because \ that \ gives \ you \ the \ value \ of \ x}[/tex]

[tex]\boxed{\boxed{\mathsf {Answer: x = \bf \dfrac{6}{13}}}}\huge\checkmark[/tex]

[tex]\boxed{\textsf{or you could say \boxed{\mathsf{x = \underline{\bf 0.461538}}} they both equal to the same thing}}\huge\checkmark[/tex]

[tex]\large\text{Good luck on your assignment and enjoy your day!}[/tex]

~[tex]\frak{Amphitrite1040:)}[/tex]

On January 1, Mario had a savings account balance of $2742 and by April 1, his balance had increased to $3597. Find Mario's average savings rate in dollars per month for that period.

Answers

Answer: $285

Step-by-step explanation:

First and foremost, we should note that from January 1 to April 1 is 3 months. Since Mario had a savings account balance of $2742 on January 1 and by April 1, his balance had increased to $3597. The increase in balance will be:

= $3597 - $2742

= $855

Then the average savings rate will be:

= Total amount saved / Number of months

= $855/3

= $285

He had an average savings of $285 per month.

Find the exact value of cot 330° in simplest form with a rational denominator.

Answers

Answer:

[tex]\cot 330^{\circ} = -\sqrt{3}[/tex]

Step-by-step explanation:

The cotangent function can be rewritten by trigonometric relations, that is:

[tex]\cot 330^{\circ} = \frac{1}{\tan 330^{\circ}} = \frac{\cos 330^{\circ}}{\sin 330^{\circ}}[/tex] (1)

By taking approach the periodicity properties of the cosine and sine function (both functions have a period of 360°), we use the following equivalencies:

[tex]\sin 330^{\circ} = \sin (-30^{\circ}) = -\sin 30^{\circ}[/tex] (2)

[tex]\cos 330^{\circ} = \cos (-30^{\circ}) = \cos 30^{\circ}[/tex] (3)

By (2) and (3) in (1), we have following expression:

[tex]\cot 330^{\circ} = -\frac{\cos 30^{\circ}}{\sin 30^{\circ}}[/tex]

If we know that [tex]\sin 30^{\circ} = \frac{1}{2}[/tex] and [tex]\cos 30^{\circ} = \frac{\sqrt{3}}{2}[/tex], then the result of the trigonometric expression is:

[tex]\cot 330^{\circ} = -\frac{\frac{\sqrt{3}}{2} }{\frac{1}{2} }[/tex]

[tex]\cot 330^{\circ} = -\sqrt{3}[/tex]

The exact value of cot 330° with a rational denominator is √3.

To find the exact value of cot 330°, we can first determine the reference angle. The reference angle for 330° is 30°, as it is the angle between the terminal side of 330° and the x-axis.

Cotangent (cot) is the reciprocal of the tangent function, so we need to find the tangent of the reference angle, which is tan 30°. The tangent of 30° is √3/3.

Since cot is the reciprocal of tan, the cotangent of 330° is the reciprocal of √3/3, which is 3/√3.

To rationalize the denominator, we multiply the numerator and denominator by the conjugate of the denominator, which is √3.

(3/√3) x (√3/√3) = 3√3/3

Simplifying further, we can cancel out the common factor of 3:

(3√3/3) = √3

Therefore, the exact value of cot 330° with a rational denominator is √3.

To learn more about trigonometric identities;

https://brainly.com/question/24377281

#SPJ6

im confused on how to do this

Answers

Answer:

150

Step-by-step explanation:

Surface area is the area of all the surfaces (or sides). To find the surface area, find the area of one side of the cube. Since a side of a cube is a square, all the lengths are the same. So, 5*5= 25. There are 6 sides to a cube, so multiply 6 by one of the faces 's area (aka sides), so 6*25=150.

Please help I really need help on this I would really appreciate it anything helps !

Answers

Answer:

AXE and CXD  are vertical angles

AXF and FXD  are supplementary angles

DXC and BXC  are complementary angles

EXA and AXB  are adjacent angles

AXC and CXD  are supplementary angles

EXD and AXC are vertical angles

Step-by-step explanation:

please answer correctly !!!!! Will mark Brianliest !!!!!!!!!!!!!! NO SCAM LINKS !!!!!!!!!!!!!!!!!!

Answers

Answer:

68.

Step-by-step explanation:

We have adjacent and hypotenuse given.

So, cosФ= adj/hpt

cos inverse=3/8

Ф=67.97=68.

plz help i beg!! 50 points

Answers

Answer:

63.25 sq. ft

Step-by-step explanation:

the area of fig. =

(½×8×6)+(½×3.14×5²)

= 24 + 39.25

= 63.25 sq. ft

Answer:

The area of the figure is 63.25 square feet

Step-by-step explanation:

yes

https://brainly.com/question/14200006

You are mowing your neighbor's lawn. He is going to pay you $20.00 for the first two hours and $5.00 for anything after that. Which algebraic expression represents how much you will be paid for working h hours?

Answers

Answer: H = 35

Step-by-step explanation:

You do 20.00+5*h

The formula s = StartRoot StartFraction S A Over 6 EndFraction EndRoot gives the length of the side, s, of a cube with a surface area, SA. How much longer is the side of a cube with a surface area of 480 square meters than a cube with the surface area of 270 square meters

Answers

Answer:

It's B

Step-by-step explanation:

I took the test

Answer:

B= (√30 - 2√5)

Step-by-step explanation:

Two mechanics worked on a car. The first mechanic worked for 10 hours, and the second mechanic worked for 15 hours. Together they charged a total of $2475 . What was the rate charged per hour by each mechanic if the sum of the two rates was $200 per hour?
plssssssss help !!!!!!!!!

Answers

Answer:

Rates :

$95 per hour and $105 per hour

Step-by-step explanation:

Let their rate = x and y respectively :

10x + 15y = 2475 - - - - (1)

x + y = 200 - - - - (2)

x = 200 - y - - (3)

Put (3) into (1)

10(200 - y) + 15y = 2475

2000 - 10y + 15y = 2475

5y = 2475 - 2000

5y = 475

y = 95

x = 200 - y

x = 200 - 95

x = 105

can someone pls help

Answers

The answer is b. I know because I know my math. Hoped this helped.

Bryson hopes to win a three-day vacation in a drawing that is being held at his office. He purchased 40 raffle tickets. There were 500 raffle tickets sold. What is the theoretical probability of Bryson winning the trip?
StartFraction 2 over 25 EndFraction
One-fifth
Four-fifths
StartFraction 500 over 40 EndFraction

Answers

A. It would be 2/25 probability. 40/500 gives 0.08, and 2/25 also gives 0.08.

Answer:

A is correct 2/25.

Step-by-step explanation:

Thats what answer I got from doing the math

what is the mean of 1,5,8,4,5,7,6,6,2,3

Answers

Answer:

4.7

hope this helps

have a good day :)

Step-by-step explanation:

Answer:

4.7

Step-by-step explanation:

[tex]1+5+8+4+5+7+6+6+2+3=47\\47/10=4.7[/tex]

What is the arithmetic mean for 8,10,8,5,4,7,5,10,8

Answers

Answer:

57.8

Step-by-step explanation:

I am sure that this is the answer.

Answer:

57.8

Step-by-step explanation:

8+10+8+5+4+7+5+10+8 ÷9 = 57.8

Hope this helps!

A bag contains 3 apples, 5 oranges, and 2 pears. Determine the probability that you select 2 apples when they are chosen at random with replacement .


A-1/10
B-3/10
c-9/100
d-3/20

Answers

Answer:

PITYPEEPOEPEO

jdskfdslmf

Step-by-step explanation:

fnkasmkml;cmensa

With replacement would mean it would replace the Apple that you took out ig so then the answer would be (B-3/10)

The equation of the line of best fit is y=3x+2. x=the number of ice cream sales and y= the number of days. Answer the following questions. Show your work as proof.

a. How many days did it take, if the number of ice cream sales is $40?

b. How much ice cream was sold on day 8?

Answers

Step-by-step explanation:

y = 3(40) + 2y = 120 + 2y =122.

540 rounded by the nearest tenth

Answers

Answer: 540

Step-by-step explanation: You get 540 when you round to the tenth place because it's already rounded.

Kaden works 5 days. The median number of hours he works is 3. The mean number of hours he works is 4.

Answers

Answer:

(a) 1, 2, 3, 6, 8

Step-by-step explanation:

Given

[tex]Median = 3[/tex]

[tex]Mean = 4[/tex]

Required

The sequence of hours worked each day

See attachment for options

From the question, we understand that:

[tex]Median = 3[/tex]

This means that, the middle number is 3 (when sorted)

So, we can conclude that (b) and (c) cannot be true because their middle numbers are 6 and 5 respectively

Next, is to determine the mean of (a) and (d)

The mean of a data is calculated as:

[tex]\bar x = \frac{\sum x}{n}[/tex]

So, we have:

(a)

[tex]\bar x = \frac{1+ 2+ 3+ 6+ 8}{5}[/tex]

[tex]\bar x = \frac{20}{5}[/tex]

[tex]\bar x = 4[/tex]

(d)

[tex]\bar x = \frac{1+ 2+ 3+ 4+ 5}{5}[/tex]

[tex]\bar x = \frac{15}{5}[/tex]

[tex]\bar x = 3[/tex]

Option (a) is true, because it has:

[tex]Median = 3[/tex]

[tex]Mean = 4[/tex]

Question 13.
Calculate X + Y

A. 9 12
0 1

B. 9 -12
0 -5

C. 9 -2
-18 -1

D. 9 2
-8 -1

Answers

Answer:

D is your correct answer.


Which ordered pair is the best estimate for the solution to this graphed system of
equations:

Answers

Answer:

(2.1, -1.3)

Step-by-step explanation:

Each line represents the set of points that satisfy the equation.

That means there's only one point that satisfies both equations (and thus, is the solution) - the point where they cross.

We can see it's a bit to the right of x=2 and a bit lower then y=-1, so the (2.1, -1.3) point looks like the most plausible estimate.

Please help

A. 5 units
B. 6 units
C. 8 units
D. 10 units

Answers

Answer:

Pretty sure its C?

The answer is C. 8 units
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