All Questions

781

help

Suppose you randomly draw a single card from a standard deck of cards.
a) What's the probability you will draw a six of diamonds?
b) What's the probability you will draw a club?
c) What's the probability you will draw a face card?
d) What's read more ..

●●●●

Guest Mar 22, 2020

775

+876

Cphill passes Melody again

CPhill passed Melody again??!???!??
Woah there it's going to be ups and downs get it?

off-topic

●●●●●

MathProblemSolver101 Mar 22, 2020

+12

735

+1072

Help Please!!!

Old MacDonald has 5 chickens, 4 donkeys, and 7 emus. How many ways can he pair up the animals so that every pair consists of animals of different species? (The order of the animals within each pair does not matter, and the order among the pairs does not read more ..

●●●●●●●●●●●

SpongeBobRules24 Mar 22, 2020

714

help

In right triangle ABC, the length of side \overline{AC} is 8, the length of side \overline{BC} is 6, and \angle C = 90^\circ. The circumcircle of triangle ABC is drawn. The angle bisector of \angle ACB meets the circumcircle at point M. Find the length read more ..

●

Guest Mar 22, 2020

-1

2332

+2095

Helllllp

Yann and Camille go to a restaurant. If there are 10 items on the menu, and each orders one dish, how many different combinations of meals can Yann and Camille order if they refuse to order the same dish? (It does matter who orders what---Yann ordering read more ..

●●●●●●●●●●●●●●●●●●●

CalTheGreat Mar 22, 2020

562

Please help

Find the distance between Q = (3, -7, -1) and the line through A = (1, 1, 2) and B = (2, 3, 4). This distance is equal to ]for some integer d. What is d?

●

Guest Mar 22, 2020

650

help

A test consists of fifteen true/false questions. A student who forgot to study guesses randomly on every question. What is the probability that the student answers exactly five questions correctly?

●●●●●

Guest Mar 22, 2020

610

Please Help Urgent! Ratios Problem

Alice and Bob each have a certain amount of money. If Alice receives n dollars from Bob, then she will have 4 times as much money as Bob. If, on the other hand, she gives n dollars to Bob, then she will have 2 times as much money as Bob. If neither gives read more ..

●

Guest Mar 22, 2020

591

help

How much pure acid should be mixed with 5 gallons of a 50% acid solution in order to get an 80% acid solution?

ElectricPavlov ●●

Guest Mar 22, 2020

2576

+876

Help plz :)

Let E, F, G, and H be points on a circle such that EF = 15 and GH = 21. Point U is on segment \overline{EF} with EU = 8, and V is on segment \overline{GH} with GV = 5. Line UV intersects the circle at points X and Y. If UV = 6, then find XY.
read more ..

●●●

MathProblemSolver101 Mar 22, 2020

865

+537

Probability Help!

A Bingo card is a 5x5 array with 24 numbers chosen from 1 to 75 with a "free space" in the middle. Numbers are called in random order, and a player wins when he gets five in a row (horizontally, vertically, or diagonally).
Corey is playing Bingo and read more ..

●●●●●●●●

MathCuber Mar 22, 2020

751

+101

please help!

Find the number of pairs of integers (x,y) with

●

chclt363 Mar 22, 2020

1549

Help me

I have a bag with 6 marbles numbered from 1 to 6 Mathew has a bag with 12 marbles numbered from 1 to 12 Mathew chooses one marble from his bag and I choose two from mine. In how many ways can we choose the marbles (where the order of my read more ..

●●

Guest Mar 22, 2020

514

Help me

Let f(n) be the base-10 logarithm of the sum of the elements of the th row in Pascal's triangle. Express in terms of n.

●

Guest Mar 22, 2020

Mar 21, 2020

622

help me

Find if , where .

●●

Guest Mar 21, 2020

682

rolling a pair of dice python

I need to write a python program that simulates the rolling of two six-sided dice for 1000 times, and stores each trial output and the sum in a table.
For example:
trial no: read more ..

●

Guest Mar 21, 2020

-1

1720

+980

Consider the polynomials f(x)=4x^3+3x^2+2x+1 and g(x)=3-4x+5x^2-6x^3. Find c such that the polynomial f(x)+cg(x) has degree 2.

●

qwertyzz Mar 21, 2020

714

+63

Does anyone know that answer?

What value of x will give the minimum value of 2x^2-12x+3?

●

smallbrain Mar 21, 2020

1134

+63

Please Help quick!

Find the smallest integer value of n such that n^2-5n-14 is negative.

●●●●

smallbrain Mar 21, 2020

-5

714

+73

4) Let f(x) = 1/x be the parent function. I really need some help on the problem so please answer each one.

4) Let f(x) = 1/x be the parent function. Let g(x) = (3x - 10)/(x - 4) be a transformation of f(x).

(a) Rewrite g(x) in the form a + (k/(x - 4)).
read more ..

●●

GAMEMASTERX40 Mar 21, 2020

981

help please

Flying against the wind, an airplane travels 3850 km in 7 hours. Flying with the wind, the same plane travels 4350 km in 5 hours. What is the rate of the plane in still air and what is the rate of the wind?

●●

Guest Mar 21, 2020

+10

674

+1072

Help Please!!!

Find all real solutions to

●●●

SpongeBobRules24 Mar 21, 2020

784

+537

Geometric Probability Help!

(I posted this problem earlier but was a little unclear, so I am adding a picture)
Larry chooses a unit square at random inside a 4x4 square, whose sides are parallel to the 4x4 square (shown in red). Laura also chooses a unit square at random, read more ..

●●●

MathCuber Mar 21, 2020

692

+63

Please help

What is the value of if

●●●

smallbrain Mar 21, 2020

520

Do you have a COVID-19 Reading/Watching/Gaming list?

●●●●●●

Guest Mar 21, 2020

All Questions ⁺⁰234931 Questions

help

Cphill passes Melody again

Help Please!!!

help

Helllllp

Please help

help

Please Help Urgent! Ratios Problem

help

Help plz :)

Probability Help!

please help!

Help me

Help me

help me

rolling a pair of dice python

Consider the polynomials f(x)=4x^3+3x^2+2x+1 and g(x)=3-4x+5x^2-6x^3. Find c such that the polynomial f(x)+cg(x) has degree 2.

Does anyone know that answer?

Please Help quick!

4) Let f(x) = 1/x be the parent function. I really need some help on the problem so please answer each one.

help please

Help Please!!!

Geometric Probability Help!

Please help

Do you have a COVID-19 Reading/Watching/Gaming list?

1 Online Users

Top Users

Sticky Topics