All Questions

1610

Number Theory

What is the sum total of all individual digits from 1 to 10^100? In other words: 1+2+3+4+5+6+7+8+9+[1+0]+[1+1]+[1+2]+[1+3].....and so on to 10^100? Any help or hint would be greatly appreciated. thank you.

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Guest Sep 9, 2019

732

Limits

I'm not sure how i can show work for this problem:

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Guest Sep 9, 2019

949

+1982

How many complete panels can she cut from the fabric?

Nancy has a sewing project that calls for panels, which use one and one-fourth yards of fabric each. She has four and one-half yards of fabric. How many complete panels can she cut from the fabric?

A. 1
B. 3 read more ..

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macabresubwoofer Sep 9, 2019

927

+1982

A rod, 7.5 feet long, is to be cut into five pieces. How many feet will each piece be?

A rod, 7.5 feet long, is to be cut into five pieces. How many feet will each piece be?

A. 2.5 feet
B. 7.5 feet read more ..

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macabresubwoofer Sep 9, 2019

929

+799

check please

can some one help me check over my work please

this is what i get but i dont have this correct on the question which is...
read more ..

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travisio Sep 9, 2019

1885

help w/ prealgebra

A baby goes to sleep at 8 p.m., wakes up after two hours, stays awake for 15 minutes, and then goes back to sleep. If the baby repeats this sleep pattern until she is awakened at 6 a.m., what percent of the time from 8 p.m. to 6 a.m. was the baby asleep? read more ..

off-topic

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Guest Sep 9, 2019

3766

+1995

Last one that I need help with

What two rational expressions sum to 3x+2/x2−3x−10 ?
Enter your answer by filling in the underlines. Enter your answer so that each rational expression is in simplified form.
3x+2/x2−3x−10 = ___/___(x-5) + ____/____(x+2) read more ..

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jjennylove Sep 9, 2019

1940

+1995

What are the coordinates of the hole in the graph of the function?

What are the coordinates of the hole in the graph of the function?
f(x)=5x−20 / 2x2−5x−12
Enter your answer by filling in the boxes. Enter your answer as simplified fractions, as necessary.
hole: ( 4 , 20/11 ) read more ..

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jjennylove Sep 9, 2019

5544

+1995

How does the multiplicity of a zero determine the behavior of the graph at that zero?

How does the multiplicity of a zero determine the behavior of the graph at that zero?
Select answers form the drop-down menus to correctly complete the statements.
A seventh degree polynomial function has zeros of −6 , 0 (multiplicity of read more ..

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jjennylove Sep 9, 2019

1037

Last

I thought I had the answer for x but I somehow got a negative answer so I'm very stuck on this. This is the last question I have. Sorry. Please help. Thanks in advance. read more ..

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Guest Sep 9, 2019

3859

+134

Math Riddle

a calculator that can display ten digits. How many different ten-digit numbers can be type using just 0-9 keys once each, and moving from one keypress to the next using the knight’s move in chess? (In chess, the knight move in an L-shape – one square read more ..

off-topic

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killersteve27 Sep 9, 2019

1208

+111

a fun math riddle/puzzle!!

you may have seen this before, but I think that it's really intruiguing and fun to solve!

There are 2 ants in front of 2 other ants, 2 ants behind 2 ants and 2 ants next to 2 ants. How many total ants are there?
read more ..

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pinklemonade Sep 9, 2019

772

URGENT ALGEBRA HELP

A function f has a horizontal asymptote of y=-4 a vertical asymptote of x=3 and an x-intercept at (0,1)
Part (a): Let f be of the form
f(x)=(ax+b)/(x+c)
Find an expression for f(x).
Part (b): Let f be of the form read more ..

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Guest Sep 9, 2019

1086

+483

Finding Mass

an object your studying has a volume of 27cm^3. you don't have any science tools to find out mass but comparing it to other materials you estimate it has a density of about 6.74 g/cm^3. what is the mass?

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DarkCalculis Sep 9, 2019

746

Help??

I am having such a difficult time with these questions. I think arc mDE is 104 and arc mFE is 76 but I don't think the answers are correct. Please help. I'm very sorry. Please show read more ..

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Guest Sep 9, 2019

855

+1124

Venn Diagram

My good friends!, I trust you are all well and alive!!..The problem I'm going to give, I'll describe in maybe more detail than is necessary, but I need to make sure that nothing is mis-understood. They give the following:

126 Grade read more ..

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juriemagic Sep 9, 2019

887

8,3*3,8= 31,54 right. My teather says that it's WRONG. Why?

off-topic

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Guest Sep 9, 2019

1071

Circle

I've tried to solve these but I don't understand it at all. Please show how to solve this because I'm not good read more ..

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Guest Sep 9, 2019

1617

+234

Use the table, along with dimensional analysis, to convert the given square unit to the square unit indicated.

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skye25 Sep 9, 2019

856

+1982

Will you have enough money (approximately) if the expenses include the following: Gas = $34.95; Food and Entertainment = $118.25; Accommodat

You are planning a weekend trip to the beach and your budget allows you to spend about $400. Will you have enough money (approximately) if the expenses include the following: Gas = $34.95; Food and Entertainment = $118.25; Accommodations = $242.00? read more ..

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macabresubwoofer Sep 9, 2019

1079

+1982

Which of the terms shown is not a method of estimating?

Which of the terms shown is not a method of estimating?

A,. Rounding
B. Front-end read more ..

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macabresubwoofer Sep 9, 2019

951

+1982

Use front-end estimation to add 395 + 450 + 275. Indicate the three digits that you will add first.

Use front-end estimation to add 395 + 450 + 275. Indicate the three digits that you will add first.

Select three correct answers.
read more ..

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macabresubwoofer Sep 9, 2019

1036

+1982

Name the two best numbers to choose that will allow you to use compatible numbers to divide the quotient: 82.3 ÷ 8.5.

Name the two best numbers to choose that will allow you to use compatible numbers to divide the quotient: 82.3 ÷ 8.5.

Select two correct answers.
read more ..

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macabresubwoofer Sep 9, 2019

914

+1982

Use clustering to estimate the group of numbers: 9.8 + 10.1 + 11.5 + 9.2 + 9.1

Use clustering to estimate the group of numbers: 9.8 + 10.1 + 11.5 + 9.2 + 9.1

A. 45
B. 55 read more ..

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macabresubwoofer Sep 9, 2019

All Questions ⁺⁰237828 Questions

Number Theory

Limits

How many complete panels can she cut from the fabric?

A rod, 7.5 feet long, is to be cut into five pieces. How many feet will each piece be?

check please

help w/ prealgebra

Last one that I need help with

What are the coordinates of the hole in the graph of the function?

How does the multiplicity of a zero determine the behavior of the graph at that zero?

Last

Math Riddle

a fun math riddle/puzzle!!

URGENT ALGEBRA HELP

Finding Mass

Help??

Venn Diagram

8,3*3,8= 31,54 right. My teather says that it's WRONG. Why?

Circle

Use the table, along with dimensional analysis, to convert the given square unit to the square unit indicated.

Will you have enough money (approximately) if the expenses include the following: Gas = $34.95; Food and Entertainment = $118.25; Accommodat

Which of the terms shown is not a method of estimating?

Use front-end estimation to add 395 + 450 + 275. Indicate the three digits that you will add first.

Name the two best numbers to choose that will allow you to use compatible numbers to divide the quotient: 82.3 ÷ 8.5.

Use clustering to estimate the group of numbers: 9.8 + 10.1 + 11.5 + 9.2 + 9.1

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