# Posts by janet

Total # Posts: 428

**Chemistry **

C3H8 +________O2 ---------3CO+4H2O . Which is the balance the reaction A. 1 B. 7 C. 5 D.3

**FURTHER MATHS**

The 8th term of a linear sequence is 18 and 12th term is 26.find the first term,common difference and 20th term

**Algebra 2**

How do I find a and b given the equation ax^2 + bx -4 and a vertex point of (1,-6)?

**math**

a teacher teaches two class and each class contains 35 students. if she grade final exam at a rate of 15 minutes per exam. how many minutes will it take to grade all final . how many hours is this?

**Algebra**

A rectangle has a length of 5 and 1/2 units and an area of 132 square units. What is the width of the rectangle?

**uchs**

Emma's school plans to build a rectangular basketball court with an area of 150+175t square feet. The length of the basketball court is 25 feet as shown in the following diagram.

**statistics**

Find sd. The differences between two sets of dependent data are -8, 4, -6, 10. Round to the nearest tenth. A.) 4.3 B.) 195.5 C.) 6.8 D.) 8.5

**Math**

Find the 12th term of the sequence - 1/3,-5/6,-4/3,-11/6

**Math**

Find the 12th term of the sequence-1/3,-5/6,-4/3,-11/6

**Math**

1150--35=1150+35=1185ft

**Math**

A skyscraper is 1150feet above ground level it extends 35 feet below ground level what is the total length of the skyscraper from top to bottom?

**math**

a rectangular prism has a volume of 36 cubic units . write two different possible sets of dimensions for the prism

**science**

could you use potassium nitrate to test for fluoride in mouth rinse? Is potassium nitrate a water soluble.?

**science**

A locomotive train is on its way from Chicago, IL to Madison, WI. The trip is said to last 3.15 hours. When the train arrives in Madison the conductor notices it actually took them 3.26 hours. The train company prides itself on always having its trains to the station within a ...

**Art**

I need help

**Art**

What did the Vogel's artworks communicate about their historical interests? They collected works that were culturally popular. They collected works that depicted revolutions. They collected works that depicted the history of cities. ( my choice ) They collected works that ...

**Art**

a museum decides not to include a plain plastic mixing bowl in an exhibit of functional american kitchen art what statement best explains this choice A.The bowl is not functional art because it has no designs or patterns B.The bowl is not functional art because it is cheap and...

**Social Studies**

What roles did most women fill during the medieval period a. monks and nuns b. teachers and scholars c. writers and artists d. wives and mothers***

**math**

factor out greatest common factor x(x+13)+14(x+13)

**Social Studies**

In the 1960's

**Social Studies**

Explain weather conflict was unavoidable in Colombia why and why not?

**Science**

The following chart shows the Baffin Bay high and low tide heights for four consecutive days. Describe the changes in the heights of the high and low tides from Monday morning to Thursday night.

**math**

The five number summary, the sample size, and the largest and smallest data values in the tails of the distribution for a sample of data are given below. Five number summary: left-parenthesis 10 comma 12 comma 15 comma 18 comma 29 right-parenthesis; n equals 200 Tails: 10 ...

**math**

The five number summary, the sample size, and the largest and smallest data values in the tails of the distribution for a sample of data are given below. Five number summary: left-parenthesis 10 comma 12 comma 15 comma 18 comma 29 right-parenthesis; n equals 200 Tails: 10 ...

**english**

Where can I find scholarly articles/journals about Islamophobia? Thank you!

**Chemistry**

I=1/2{C1Z1^2+C2Z2^2+......} =1/2{0.2×2×1^2+0.2×1×(-1)^2+0.2×1×(-3)^2 =1/2{0.4+0.2+1.8} =1/2{2.4} =1.2M

**English**

It Is Anger Or Panic

**Music**

in key signatures with sharps the key is A.One half step up from the last sharp B.The next to last sharp C.One half step up from the last flat**** D.One whole step up from the last sharp which is true of a key signature with flats A.The next to last flat is the same as the key...

**Health**

A pair of police officers broke up a high school party that had no adult supervision. They noticed most teens were talking really fast and excitedly, breathing quickly, and even one teen was having convulsions. When they called paramedics, which type of drug use should they ...

**math**

She Would Walk 7 Miles

**Health**

The Answer Is C I Just Found Out

**Health**

Can I Get Help Please

**Health**

what is the best activity to do immediately after playing tennis A..Drink plenty of juice and sit in the shade to cool your body down B.Stretch the leg muscles by bouncing to reach as far as you can each time C.Stretch your leg muscles by slowly bending over and exhaling while...

**Math**

Nell made a secret code. Each code word has 2 letters. Each word begins with a consonant and ends with a vowel. How many code words can Nell make with 3 consonants and 2 vowels?

**Distributive property**

Thank You Ms.Sue

**Distributive property**

1.8*19 a.(8*10)+(8*1) b.(8*10)+(8*9)*** c.(8*20)-1 d.(8*10)-(8*1)

**6 grade math**

a manager turns on the restaurants two neon signs at the same time. both signs blink as they are turned on. one sign blinks every 20 seconds and the other blinks every 15 seconds. in how many seconds will they blink together again?

**Math**

Whats 6 / 3 1/4? Thats your answer

**Math**

532

**ART PLZ HELP**

I agree

**Language Arts**

Yay! 3/3

**Language Arts**

I’m picking B

**Language Arts**

Is 1 D?

**Language Arts**

1. Which of the following choices best describes the information given in a thesaurus? A. etymologies, or word origins and histories B. synonyms, often suggesting word connotations C. definitions of words with multiple meanings** D. pronunciations and parts of speech of words ...

**Social Studies**

Thank you for your help but i found out the other two thank you writeacher

**Social Studies**

1. Which word most closely means civility? (1 point) respect*** discipline patriotism liberty 2. Civic-mindedness most encourages people to (1 point) speak their minds about issues honestly***. treat other citizens with respect. pay attention to government affairs. study the ...

**algebra**

a hemisphere dome on top of a silo has a diameter of 40 feet, find the volume of the dome r=6cm v=4/3 times 3.14 times radius6cubed

**algebra 2**

If someone can help me understand this question I'd appreciate it. Solve the following equation. Its a 3x3 matrix that = x^2 first row is 0 0 -1, second row 3 x 0, 2 0 3. Im not quite sure how to find x so i can figure out what x^2 is.

**algebra 2**

Im having troubles with this question if u can explain it ill appreciate it. 1)Suppose a contest offers $1,000 to the person who can guess the winning four digit number.How many possibilities are there?

**algebra 2**

Please show how to do these problems so i understand. 1)Prove that sin^2 x (1+cot^2 x)=1 2)Prove that tan x (cot x+tan x)=sec^2 x

**algebra 2**

Please show how to do these problems so i understand. 1)Prove that sin^2 x (1+cot^2 x)=1 2)Prove that tan x (cot x+tan x)=sec^2 x

**ALG 2**

Im doing the conic section in algebra and cant figure out how to determine the extent of the graph. Which the graph equation is x^2/16-y^2/25=1 can you please help me this is the only thing i don't understand how to figure it out.

**Statistics**

A variable is normally distributed with mean 68 and standard deviation 10. Find: a) The value that 85% of all possible values of the variable exceed. b) The two values that divide the area under the corresponding normal curve into a middle area of 0.90 and two outside areas of...

**Statistics**

The distribution of weekly salaries at a large company is reverse J-shaped with a mean of $1000 and a standard deviation of $370. What is the probability that the sampling error made in estimating the mean weekly salary for all employees of the company by the mean of a random ...

**maths**

Pls how do I calculate 6.022 x 10 raised to the power 23 with other figures in a question?

**social studies**

His Right B is right Reed Is wrong i just did the test and listen to reed and got the answer wrong thanks alot reed

**Physics**

Assume you have a rocket that requires a change in velocity of DeltaV=9.6km/s . There are two options for the propulsion system --- 1. chemical and 2. electric --- each with a different specific impulse. Using the setting of g0 =9.81m/s^2 to calculate the propellant fraction ...

**Physics**

Assume you have a rocket that requires a change in velocity of ¦¤V¡Ö9.6km/s . There are two options for the propulsion system --- 1. chemical and 2. electric --- each with a different specific impulse. Using the setting of g 0 =9.81m/s^2 to calculate ...

**Geometry**

what is the length of base 1 and base 2 of a trapezoid with the midsegment 32 and the height 16

**Computers**

Awesome they were both correct

**Computers**

1) What is the purpose of computer simulations? A. to provide virtual hands-on experience when actual hands-on experience is not possible*** B. to provide an online version of a printed text C. to provide clip art about the subject being studied D. to provide a real life hands...

**ECE 203**

What is a great succinct introducation for assessment data to guide practice

**algebra 2**

Simplify if possible..if not write not possible. 1.) 2√3+√27-√1/3 2.) √1/2•(√8+√2) 3.)√18-√3/√6

**Math**

What is the monthly payment?

**Math**

Use the formula or a calculator application to find the monthly payment on a home mortgage of $292.649 at 5.004% interest for 25 years.

**Math**

the math problem is 8 3/5 divided by 1 2/3 =5 4/25 how do you answer with bar models

**History**

Which was expected of women in the early nineteenth century? (Points : 2) working to own property obeying their husbands teaching their daughters reading and math helping their husbands make economically sound decisions Is it b?

**algebra 2**

Can u explain what I have to in question two its still doesnt quite make since

**algebra 2**

Solve for the unknown. 1.) √y+√y+7=7 2.) √x+11=√x +1

**algebra 2**

Can u please help me on this question.Simplify 1.) √a/b×√a^2/b^2

**algebra 2**

Simplify. 1.) 2•√25/26 2.) √a^2/b^5 3.) √a/b √a^2/b^2

**Us History**

How had the American electorate changed by the election of 1828? Thanks to the suffragette movement, women in some states were eligible to vote. With landholding requirements still in place, fewer men were eligible to vote. With landholding requirements eliminated, most white ...

**math**

How many 1/4 cups servings are in 5/8 cup?

**algebra 2**

I don't understand this (x-y)/(x+y) + (x+y)/(x-y)

**Bio**

A locomotive train is on its way from Chicago, IL to Madison, WI. The trip is said to last 3.15 hours. When the train arrives in Madison the conductor notices it actually took them 3.26 hours. The train company prides itself on always having its trains to the station within a ...

**algebra**

Assuming that none of the solutions are undefined,simplify each of the following. 23. A^2mB^m+1/A^mB 24.(A^2B^3/c)^0

**algebra 2**

Write in simplest form without negative exponents( leave responses as simplified fraction. 1.(ax)^-2 2[(-4)^2]^-5

**chemistry**

Which of the following solutions of glucose (C6H12O6) is isotonic with a 0.15 M NaCl solution? Question 24 options: 0.15%(w/v) 0.55%(w/v) 1.5%(w/v) 5.4%(w/v)

**chemistry**

8.9

**algebra 2**

Show by counterexample that (x+y)^-2 and x^-2+y^-2 are not equivalent??

**Computer Programming**

Create the flowchart and algorithm for a module that will prompt the user to enter the amount of cash they have in their pocket. The program should output “Not Enough” ($0 - $0.64), “Vending Machine” ($0.65 - $1.99), “Fast Food” ($2.00 - $4.99...

**math**

The shelf is 2 1/2 feet long since you didn't feel like looking around...

**algebra**

I need help factoring.Please! 1.4x^4-4x^2+1 2.a^4+a^2

**algebra**

Factor each of the following polynomials. 1. x^2+x-6 2. 6x^2+13x-5 Thanx!

**algebra 2**

Find the GCF and LCM of the following monomials. 1.)28,35,42 2.)9x^2y and 36xy^3

**algebra**

A car hits an object the object goes 25 ft in the air and lands 300 ft away, how fast was the car traveling when hit the object?

**algebra 2**

Multiply polynomials (ab-2)(ab+2)

**algebra**

How do I graph x<2y and x+y<0

**algebra 2**

How do I graph 3x+y<5.if u can help it'd be appreciated

**chemistry**

The reaction of 9.58 g of Carbon with excess O2 yields 8.90 g of CO2, what is the percent yield of this reaction?

**algebra**

I'm not sure how to answer this question? 1<3x+2<12 Please explain the answer so I know how to do these kind of questions

**PreCal**

An airplane has a ground speed of 523 mph and a component form of the velocity of <-482.781, -39.262>, due to wind. What is the bearing of the plane?

**physics**

formula is v=u+at; just sub values in

**math**

A music concert was attended by 450 people. Adult tickets sold for $70 and children’s tickets for $40. If total sales were $27,750, how much of each ticket was sold?

**Math**

6x=y+1 find the slope and y intercept

**Marketing**

How would various company objectives affect the development of a marketing mix for a new type of internet browser software? If this company were just being formed by a former programmer with limited financial resources, list the objectives the programmer might have. then ...

**Marketing**

Explain how a firm's objectives may affect its search for opportunities.

**Marketing**

How would various company objectives affect the development of a marketing mix for a new type of internet browser software? If this company were just being formed by a former programmer with limited financial resources, list the objectives the programmer might have. Then ...

**Physics**

Rotation is 3000 rev per min. F=1/T or T=1/F F is measured in rev per second. F=3000/60=50 T=1/50=0.02s S to MS is x1000 so 0.02s => 20ms Hence, it is appropriate to use 10ms/cm for a clear display of pulse.

**Finance**

I need the answer.