(2x-1)^2
PLEASE HELP

Answers

Answer 1

Answer:

4x^2 - 4x + 1

Step-by-step explanation:

(2x-1)^2 PLEASE HELP

Related Questions

As a farmer, one of your responsibilities is to plow the field to prepare it for planting. On day 1, you plowed of the field. On day 2, you plowed of the field.

How much more of the field did you plow on day 1 than on day 2?
a.1/16
b.1/12
c.5/24
d.13/24

Answers

Answer:

you plowed more of the field on day 2 than on day one because minus equals

Step-by-step explanation:

The any quality 5G > 45 when g is=

Answers

Answer:

the answer is 9

Step-by-step explanation:

9 x 5 = 45 so g is 9

Hope this Helped!!!!!!!!!!!!

Help pls! Need by 2 pm est time. Just do number 2 pls

Answers

Answer:

7 feet

Step-by-step explanation:

I hope my answer is correct!

The table below shows the amount Amelia earned babysitting. Find the rate of change

Answers

Answer:

1 : 8

Step-by-step explanation:

Answer:

$8 per hour

Step-by-step explanation:

First you have to do 16/2 or 32/4 to get your answer which is 8

Hope this helps!

A trail mix has 1/2 cup of raisins and 2/3 cup of peanuts. Witch ingredient has the great amount?

Answers

Answer:

Peanuts

Step-by-step explanation:

Answer:

peanuts

Step-by-step explanation:

this one anyone can help

Answers

Answer:

Diagram 1:

a = 54°

b = 54°

Diagram 2:

a = 74°

b = 106°

c = 106°

d = 65°

e = 65°

Step-by-step explanation:

Diagram 1:

a = 54° (alternate angles are equal)

b = a (vertically opposite angles are equal)

a = 54°

Therefore,

b = 54°

Diagram 2:

a = 74° (alternate angles are equal)

a + b = 180 (sum of angles on a straight line)

74 + b = 180

Collect like terms

b = 180 – 74

b = 106°

74 + c = 180 (sum of angles on a straight line)

74 + c = 180

Collect like terms

c = 180 – 74

c = 106°

d = 65° (corresponding angles are equal)

e = d (vertically opposite angles are equal)

d = 65°

Therefore,

e = 65°

200 divided by 4 equals

Answers

the answer for 200 divided by 4 is 50

Answer:

50

Step-by-step explanation:

50×2=100

5×2=100

100+100=200

This is the simplest way I can break it down.

I hope this helps you in any way :)

cogenuity Quiz
Find the value of 6^3.
OA) 6
ОВ) 36
OC) 72
OD) 216

Answers

Answer: OD) 216

Step-by-step explanation: 6^3 multiple it three times 6x6x6=216

a bag of potato chips states that it weight is 5 2/3 oz the maximum measurement error is -+2/5 oz . write an absolute value inequality that represents the range for the weight, x, of the bag of chips​

Answers

Answer: I (5 + 2/3) oz - xI ≤ 2/5 oz.

Step-by-step explanation:

If we have a mean M, and a measurement error e, then the absolute value inequality that represents the possible values of x, the variable, is:

IM - xI ≤ e

This means that x can be, at maximum, at a "distance" e from M.

In this case, we know that the mean weight is (5 + 2/3) oz, and the error is +- 2/5 oz, then the absolute value inequality that represents this situation is:

I (5 + 2/3) oz - xI ≤ 2/5 oz.

1.
Krishna dai bought 40 bulbs for Rs. 800. 10 of them were broken.
He sold all remaining bulbs at Rs. 30 each. Find his profit or loss
percent​

Answers

Answer:

He loses 100 Rs. during the process of buying and selling.

Step-by-step explanation:

1. When he bought 40 bulbs for 800 it meant that every bulb is 20 Rs. worth.

2. 10 of them were broken which means its -200 Rs. from the 800 he spent which leads to him losing 200 Rs.

3. He sold the remaining for 30 Rs. each and he had 30, which means 30 x 30 = 900 Rs.

4. We see that he got 100 more Rs. from the original price he bought the 40 bulbs for but 10 bulbs were lost throughout the way.

( Now there are 2 scenarios in this case )

1. The 10 remaining bulbs were to be lost as in the part of the profit he gained from selling the light bulbs for 30 Rs. which would lead to him losing 200 Rs. because he couldve sold the 10 if they werent broken.

2. The 10 remaining bulbs were to be lost as in part of the original price he bought them for which was 20 Rs. per light bulb which means that if they werent broken he couldve sold them for 100 Rs. .

( Now you may ask me why isnt it 300 Rs. in the first scenario and 200 Rs. in the second its because he gained 100 Rs. in the process of selling the light bulbs that werent broken. So we add 100 Rs. in both scenarios/cases )

I chose the second scenario because it seemed very reasonable to me, but you do as you see preferable.

I hope this helped have a good day!

Answer:

Profit %= 50%

Step-by-step explanation:

Price for 40 bulbs: Rs.800

Price for 1 bulb each: 800/40= Rs 20

Price for 10 bulbs= 10*20=Rs. 200

This means that Rs. 200 were wasted due to 10 bulbs being broken.

The remaining bulbs; 30 are sold at a price of Rs 30 each.....

In reality, the price of the remaining 30 bulbs: 30*20=600

Since the 30 bulbs are sold at the price of 30, they altogether cost 30*30=900

Profit=  SP-CP; Profit= 900- 600= Rs 300

Profit%= 300*100/600= 50%

Consider the following Rhombus. Solve for X

Answers

maybe since the rhombus is divided into triangles it'll be easier. x = 8

Step-by-step explanation:

the total degrees in a triangle would be 180 and the inner little angles would be 90 degrees so you would solve for (7x - 1) + (4x + 3) + 90 = 180 so 11x + 2 = 90 so 11x = 88 so x = 8

hope this helps!

Simplify the expression:
6(20 + 1)
=

Answers

Answer:

120+6

Step-by-step explanation:

Using distributive property 6times 20 is 120 and 6 times 1 is 6 so 120+6

Which one, please?!
Quickly!

Answers

Answer:

c) FJ and GH

Step-by-step explanation:

A set of perpendicular lines form 90 degrees. We can see a 90 degree “square” in the image formed by FJ and GH.
So the answer is choice C) FJ and GH

pls help the teacher said it’s not 14 I don’t know

Answers

Answer:

let no be x

by the question

2x-5=9

2x=9+5

x=14/2=7

the secret no is 7.

What is the volume of a hemisphere shaped coffee if the width of the coffee cup is about 16.51 cm (use 3.14 for pie)

1177.58
2355.16
18,841.25
12,850.80

Answers

Answer:

A. 1,177.58 cm³

Step-by-step explanation:

Volume of hemisphere = ⅔πr³

Radius (r) = 16.51 ÷ 2 = 8.255

π = 3.14

Plug in the values

Volume of the hemisphere-shaped cup = ⅔ × 3.14 × 8.255³

= 1,177.57783 ≈ 1,177.58 cm³


The slope of a vertical line is _____
the slope of a horizontal line is ______

Answers

Answer:

The slope of a vertical line is undefined

The slope of a horizontal line is zero

Researchers interested in lead exposure due to car exhaust sampled the blood of 52 police officers subjected to constant inhalation of automobile exhaust fumes while working traffic enforcement in a primarily urban environment. The blood samples of these officers had an average lead concentration of 122.31 µg/l and a SD of 38.75 µg/l; a previous study of individuals from a nearby suburb, with no history of exposure, found an average blood level concentration of 35 µg/l.

Required:
a. Write down the hypotheses that would be appropriate for testing if the police officers appear to have been exposed to a higher concentration of lead.
b. Explicitly state and check all conditions necessary for inference on these data.
c. Test the hypothesis that the downtown police officers have a higher lead exposure than the group in the previous study. Interpret your results in context.
d. Based on your preceding result, without performing a calculation, would a 99% confidence interval for the average blood concentration level of police officers contain 35 ug/l?

Answers

Step-by-step explanation:

n = 52

x bar = 122.31

standard deviation sd = 38.75

1. the hypothesis:

null hypothesis

h0: μ ≤ 35

alternative hypothesis

h1: μ > 35

2.

we have been given the sd of the sample but not that of the population. so what we are supposed to use here is the t test and not the z test. the following conditions have to be met.

population has to be normalsample size has to be more than 30. we have sample size = 52 in this question.

3.

= [tex]\frac{122.31-35}{38.75/\sqrt{52} }[/tex]

= 87.31/5.37

= 16.26

using the T distribution function in excel, the p value was calculated and found to be approximately equal to 0.

TDIST(16.26, 51, 1)

since p value is very small we reject the null and accept the alternate hypothesis.

4. from the result above the answer to this question is yes

What is the value of x in the figure below if JW=17 and YW=3x+1
(will mark brainlest)

Answers

Answer:

[tex]x = 11[/tex]

Step-by-step explanation:

Given

The attached parallelogram

[tex]JW = 17[/tex]

[tex]YW = 3x + 1[/tex]

Required

Find x

JW is the midpoint of YW. So:

[tex]YW = 2 * JW[/tex]

This gives

[tex]3x + 1 = 2 * 17[/tex]

[tex]3x + 1 = 34[/tex]

Subtract 1 from both sides

[tex]3x = 33[/tex]

Divide through by 2

[tex]x = 11[/tex]

how many bases does a trapezoid have

Answers

Answer:

Image result for how many bases does a trapezoid have

two bases

A trapezoid has two bases, each of which is one of the parallel sides. The other two sides that aren't parallel to each other are called the trapezoid's legs. Since only the bases are parallel and the legs are not, we can think of this scenario as two nonparallel transversals cutting across a pair of parallel lines.

Step-by-step explanation:

The trapezoid has 2 bases I know this because I’m smart

A chef increases the amounts of ingredients in a recipe to make a proportional recipe.
The new recipe has 6 cups of black beans.
Black Bean Soup
1.5 cups black beans
0.5 cup salsa
2 cups water
1 tomato
2 teaspoons seasoning

write a proportion that can be used to find the cups of salsa in the new recipe

Answers

Answer:

Step-by-step explanation:

i dont know i need someone to answer that to

A line's graph is shown. Write an equation for the line.​

Answers

Answer:

Step-by-step explanation:

the equation for the line is y = 4

If a day of the week is randomly selected, what's the probability that the day contains the letter "a" in its name?

Round your answer to four decimal places (if necessary).

Answers

Answer:

1

Step-by-step explanation:

monday, tuesday, wednesday, thursday, friday, saturday, and sunday all have "a" in it so it has a 100% probability

Answer:

There would be a 100% chance.

Step-by-step explanation:

All the days of the week end with -day. The word day has an 'a' in it.

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Sunday

Therefore, it will be certain that you will pick a day that has an 'a' in it's name.

Hope this helps!

You and a friend go out to eat, the food and drinks cost $22.50, and there is a 9% sales tax. How much is the bill? (Round to the nearest cent)

Answers

Answer:

24.53

Step-by-step explanation:

Pls help me with this​

Answers

Answer:

Number 6 is 7

Step-by-step explanation:

8 x 7 = 56

49 + 7 = 56


The first second and fourth terms of a proportion are 6, 18 and 25 respectively. Find
its third term.​

Answers

Answer:

The third term is 25/3

Explanation:

According to the given proportion,

→ First term : second term : : third term : fourth

→ 6 : 18 : : third term : 25

→ 6/18 = third term/25

→ 6*25/18 = third term [multiplying both sides by 25]

→ 1*25/3 = third term

→ 25/3 = third term.

4) The measure of unknown angle x is.

Answers

The sum of the triangle is 180
180=110+2x
X=180-110 /2
X=70/2
X=35

what are the Best odd to play in betting​

Answers

WHAT is this BETTING stuff I’m seeing it everywhere and I want to know what it means!!

Answer:

ive never played a bet game all i know is you shouldnt give much due to the fact that u may loose

Step-by-step explanation:

Answer for brainliest

Answers

Answer:

b

Step-by-step explanation:

Answer:

Y = 2x. it is given

now , 2x + 2y = 30

now putting y = 2x ,. in ( 2x + 2y) = 30

hence ,.2x + 4x = 30

6x = 30

x= 5

now ,y= 2x

y = 10

the farmer has a field of 300m.he want to fence it with 4 rounded barbed wire . what is the total length of wire he requires​

Answers

Answer:

1,200 meters.

Step-by-step explanation:

Given that the farmer has a field of 300 meters and he wants to fence it with 4 rounded barbed wire, to determine what is the total length of wire he requires, the following calculation must be performed:

300 x 4 = X

1,200 = X

Thus, the farmer needs 1,200 meters of barbed wire to be able to fence his entire field.

Fruit-O-Rama sells dried pineapple for $0.25 per ounce. Mags spent a total of $2.65 on pineapple. How many ounces did she buy

Answers

Answer:

2.65/.25= 10.6oz

............

Answer:

10.6 Ounces

Step-by-step explanation:

Each ounce of dried pineapple costs $0.25

Divide $2.65 by $0.25

2.65/0.25=10.6

Mags bought 10.6 oz.

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