All Questions

1024

+753

HELP

What is the smallest five-digit palindrome that is divisible by 11?

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MIRB16 Jun 5, 2018

748

Factoring this trinomial?

it's two numbers that multiply to ac and add to b right? so that makes -24 positive... which isn't factorable? so would i use the quadratic formula?

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Guest Jun 5, 2018

746

+1246

Help!

Find $a$ such that $ax^2+12x+9$ is the square of a binomial.

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Lightning Jun 5, 2018

999

+1246

Help!

If the two roots of the quadratic $4x^2+7x+k$ are $\frac{-7\pm i\sqrt{15}}{8}$, what is $k$?

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Lightning Jun 5, 2018

772

Putnam Competition Clarification

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Guest Jun 5, 2018

514

Please help

Simplify $\frac{2\sqrt[3]9}{1 + \sqrt[3]3 + \sqrt[3]9}.$

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Guest Jun 5, 2018

1243

A group of 400 people has the following blood type distribution: 140 have blood type O, 90 have blood type A, 120 have blood type B, and 50

A group of 400 people has the following blood type distribution: 140 have blood type O, 90 have blood type A, 120 have blood type B, and 50 have blood type AB. If a person is selected at random from the group, what is the probability that this person has read more ..

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Guest Jun 5, 2018

666

In a class of 12 boys and 8 girls, a committee of three should be formed. What is the probability that there are at least two girls on the c

In a class of 12 boys and 8 girls, a committee of three should be formed. What is the probability that there are at least two girls on the committee?

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Guest Jun 5, 2018

680

In a discount store, 12% of the 100 cups in stock have some unnoticeable defect. What is the probability of buying 12 cups that don’t have a

In a discount store, 12% of the 100 cups in stock have some unnoticeable defect. What is the probability of buying 12 cups that don’t have any defect? And what is the probability of getting all 12 cups having a defect?

Guest Jun 5, 2018

1065

What is the best way to gather information for each of the scenarios?

What is the best way to gather information for each of the scenarios?
Select Survey, Experiment, or Observational study for each scenario.

Survey Experiment Observational read more ..

Keila123 Jun 5, 2018

929

What is the interval estimate of the true population proportion?

hi im new here and how do know when someone responds to me ..?

A sample proportion of 0.78 is found. To determine the margin of error for this statistic, a simulation of 100 trials is run, each with a sample size of 50 and a point read more ..

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Keila123 Jun 5, 2018

1134

+912

I got the answers 2 and 4, but I'm not sure.

I got the answers 2 and 4, but I'm not sure.
A librarian wants to have an employee reading contest. She asks her employees to volunteer to read as many books as possible in one week.
Which sentences explain how randomization read more ..

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AngelRay Jun 5, 2018

Jun 4, 2018

1387

+753

2 questions

1.Suppose t is a positive integer such that lcm[12,t]^3=(12t)^2 . What is the smallest possible value for t?

2. The value b^n has both b and n as positive integers less than or equal to 15. What is the greatest number of positive read more ..

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MIRB16 Jun 4, 2018

752

please help:/ :(

will give a heart!

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Guest Jun 4, 2018

1177

+65

2 QUESTIONS, What is the length of segment LP? HELP PLZZZZ TOT

Question options:
13.75 in,
1.75 in. read more ..

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Dot.Box Jun 4, 2018

763

please help :(

will thumbs up!

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Guest Jun 4, 2018

2610

+65

2 questions, Triangle JKL and Triangle MNO are similar triangles. What is the measure of side L J ?

Triangle JKL and Triangle MNO are similar triangles.
What is the measure of side L J ?
read more ..

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Dot.Box Jun 4, 2018

743

help asap

y=2x+3

slope
Y-int read more ..

GYanggg ●●●●●●

Guest Jun 4, 2018

995

+98

(2 QUESTIONS) The two triangles above are similar. Which description must be true about these similar figures?

The two triangles above are similar.
Which description must be true about these similar figures?
Question options: read more ..

ForgottenMoon Jun 4, 2018

737

i need help

n is a n integer
write the values of n such that -15<3n<=6
what sre the values i dont understand how to do it

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Guest Jun 4, 2018

730

+50

Chapter 10

Using the functions below to produce new functions based upon the description and identify the domain and range of the new functions.

f(x)=3x+3
g(x)=√(x^2-1) read more ..

Bobbly Jun 4, 2018

1149

the nth term

1. Find the nth and 10th term of the following linear sequences:
a) 6, 10, 14, 18, 22... b) 1, 6, 11, 16, 21... c) 4, 6, 8, 10, 12...
d) 13, 16, 19, 22, 25... e) 7, 8, 9, 10, 11... f) 1, 9, 17, 25, 33...
g) 2, 11, 20, 29, 38... h) 5, 15, 25, 35, read more ..

Guest Jun 4, 2018

512

What is this question

17x5^2
That's all

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Guest Jun 4, 2018

All Questions ⁺⁰237807 Questions

HELP

Factoring this trinomial?

Help!

Help!

Putnam Competition Clarification

Please help

A group of 400 people has the following blood type distribution: 140 have blood type O, 90 have blood type A, 120 have blood type B, and 50

In a class of 12 boys and 8 girls, a committee of three should be formed. What is the probability that there are at least two girls on the c

In a discount store, 12% of the 100 cups in stock have some unnoticeable defect. What is the probability of buying 12 cups that don’t have a

What is the best way to gather information for each of the scenarios?

What is the interval estimate of the true population proportion?

I got the answers 2 and 4, but I'm not sure.

2 questions

please help:/ :(

2 QUESTIONS, What is the length of segment LP? HELP PLZZZZ TOT

please help :(

2 questions, Triangle JKL and Triangle MNO are similar triangles. What is the measure of side L J ?

help asap

(2 QUESTIONS) The two triangles above are similar. Which description must be true about these similar figures?

i need help

Chapter 10

the nth term

What is this question

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