All Questions ⁺⁰238216 Questions

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1729

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+4

Statistics!!! Pls Help!

Listed below are the amounts of net worth (in millions of dollars) of the ten wealthiest celebrities in a country. Construct a
95% confidence interval. What does the result tell us about the population of all celebrities? Do the read more ..

axez24 Oct 21, 2018

0

918

7

+128

Algebra Factoring Question :V

If A is one greater than B, what is A^2 - B^2, in terms of A and B?

ElectricPavlov ●●●●●●●

MATHEXPERTISE Oct 21, 2018

+1

939

3

+128

Probability Plz HALP ME

Three cards are dealt at random from a standard deck of 52 cards. What is the probability that the first card is a 4, the second card is a clubs, and the third card is a 2?

MATHEXPERTISE Oct 21, 2018

+1

813

4

Please Help!!!

1. Use the graph to answer the questions.
(a) Write an equation to represent the cost of the strawberries.
(b) Write an equation to represent the cost of the blueberries. read more ..

Guest Oct 21, 2018

0

943

8

+283

pls help

What is the largest integer n such that 3^n is a factor of 1*3*5*...*97*99?

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ANotSmartPerson Oct 21, 2018

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689

2

Dice.

A 6-sided fair die is rolled 10 times. What is the probability of a third 6 on the 10th roll? Thank you.

Guest Oct 21, 2018

+25

2713

11

+998

Alrighty. My first one.

After a gymnastics meet, each gymnast shook hands once with every gymnast on every team (except herself). Afterwards, a coach came down and only shook hands with each gymnast from her own team. There were a total of 281 handshakes. What is the fewest number read more ..

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KnockOut Oct 21, 2018

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679

1

Modular Math

For how many moduli is the remainder zero for 1,048,576. That is, 1,048,576 mod n=0. What is the size of the number n?
Thank you for help.

Guest Oct 21, 2018

Oct 20, 2018

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727

1

1. Use the graph to answer the questions.

1. Use the graph to answer the questions.
(a) Write an equation to represent the cost of the strawberries.
(b) Write an equation to represent the cost of the blueberries.
(c) read more ..

Guest Oct 20, 2018

0

614

2

Trig Help!

I just need to look for the value of theta.

700=(7744 / 4.5 + 32.2 tan Ø)

Guest Oct 20, 2018

+1

863

3

+693

Calculate the circle circumference's upper bound if the area is 400cm(square)

Calculate the circle circumfrance's upper bound if the area is 400cm(square)

critical Oct 20, 2018

+1

1640

9

+83

Lizzie has a strange deck of number cards.

Lizzie has a strange deck of number cards that contains cards labeled 2 through 9 in three different colors (red, blue, and green).
(a) In how many ways can she draw one card from each color so that the sum of all the cards is 10?
(b) In how many read more ..

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SaltyGrandma Oct 20, 2018

+2

2855

11

+83

What is the sum of the last two digits of 8^{25}+12^{25}?

What is the sum of the last two digits of ?

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SaltyGrandma Oct 20, 2018

0

842

1

+845

Rational function stationary point

I have completed all apart from 8c, please help

YEEEEEET Oct 20, 2018

0

3964

3

+845

Show that when k =8, f(x)>0 for all values of x

Show that when k =8, f(x)>0 for all values of x

YEEEEEET Oct 20, 2018

0

680

2

Mutiplying binomials question

i tried -8 and it was wrong...

here’s my work.... i am going to make my work neater next time😐 read more ..

Guest Oct 20, 2018

0

593

2

Add subtract integers

i am really struggling with my Childrens math homework. Please help. -15+14-3=?
i got the answer -4

Guest Oct 20, 2018

Oct 19, 2018

0

985

4

HELP

How many distinct, natural-number factors does 4^3 * 5^4 *6^2 have?

Guest Oct 19, 2018

0

742

1

+160

please help asap! :)

When given the quadratic equation with integer roots: mx^2 - (m-2)x + m - 3 = 0
What's the value of integer parameter m? And what are the integer roots?

edit: thank you so much!! read more ..

hearts123 Oct 19, 2018

0

692

1

+160

please help asap with this math question!

Given a quadratic equation: x^2 - sqrt(5a^2 - 26a - 8) * x - (a^2 - 4a + 9) = 0
It has 2 integer roots. If a is an integer as well, what is the value of a?

edit: thank you, I really appreciate your help! :) read more ..

hearts123 Oct 19, 2018

-1

806

3

+4116

Help

NotSoSmart Oct 19, 2018

-1

761

1

+4116

Help

NotSoSmart Oct 19, 2018

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