All Questions

415

inequality question

What are the two inequalities in this system? I don't understand.

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Guest Aug 14, 2020

466

Help on Inverse Functions

I have a question with the problem below, how would I find the function f(x) using the table they have given us?
Problem:

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harryweasly Aug 14, 2020

619

probability

A box contains 65 balls numbered from 1 to 65. If 9 balls are drawn with replacement, what is the probability that at least two of them have the same number

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Guest Aug 14, 2020

588

plz help

i can't do this question!

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Guest Aug 14, 2020

496

can someone answer this

Find angle 1.

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Guest Aug 14, 2020

613

help please!

There are three cards in front of you, all face down. Each card has a real number written on it. You know that all three numbers are different, but you do not know what the numbers are.
You are allowed to choose a card and turn it over. At this point, read more ..

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Guest Aug 14, 2020

389

Someone please help me

I have trouble with geometry

Guest Aug 14, 2020

796

+980

Any help is appreciated

Triangle WXY has side lengths XY = 14 and WX = 8. The tangent to the circumcircle of triangle WXY at X is drawn, and the line through W that is parallel to this tangent intersects XY at Z. Find YZ. read more ..

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qwertyzz Aug 14, 2020

445

hint pls

In triangle ABC, AB=AC and angle A is equal to 36 degrees. Point D is on AC so that BD bisects ABCBC = BD = AD
Prove that BC = BD = AD.

i found that triangle ABC and BDC by AAA similarity, but i dont know read more ..

Guest Aug 14, 2020

367

please help

Find the domain and range.

read more ..

Guest Aug 14, 2020

498

HELP ME ASAP PLZ! Right answers only.

Find all integers n such that the quadratic 7x^2 + nx - 11 can be expressed as the product of two linear factors with integer coefficients.

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Guest Aug 14, 2020

741

+133

From the set ten numbers are chosen at random, forming a subset. Let be the largest element among the ten numbers. Find the expected value

From the set ten numbers are chosen at random, forming a subset. Let be the largest element among the ten numbers. Find the expected value of

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SpicyP Aug 14, 2020

Aug 13, 2020

601

help!!!!!

What interval consists of all u such that neither 2u nor -20u is in the interval ?
please answer!

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Guest Aug 13, 2020

612

3d geometry

Just need the surface area of this composite figure asap.

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Guest Aug 13, 2020

506

please answer as soon as possible this is a quadriatic equation btw

Find the largest value of $n$ such that 5x^2+nx+48 can be factored as the product of two linear factors with integer coefficients.

read more ..

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Harrypooper Aug 13, 2020

628

+101

Wheres CPhill on Leaderboard? :(

Let $f(x) = 2x+1$ and $g(x) = f(2x) - 3$. What is $g(g(2))$?

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NoUReverse Aug 13, 2020

824

Pascals Triangle Problem

In Pascal's Triangle, the third row has four elements, and the sum of these elements is 8. What is the sum of the elements in the tenth row? (Note that we are counting the top row with a single 1 as the 0th row).

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Guest Aug 13, 2020

504

geometry

Find the missing length. The triangles are similar.

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Guest Aug 13, 2020

-1

865

HELP ASAP!!!!!

How many of the natural numbers from $1$ to $800,$ inclusive, contain the digit $6$ at least twice? (The numbers $266$ and $663$ are two natural numbers that contain the digit $6$ at least twice, but $430$ or $16$ are not.)

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Guest Aug 13, 2020

678

Idk

Chewbacca has 20 pieces of cherry gum and 30 pieces of grape gum.
Some of the pieces are in complete packs, while others are loose. Each complete pack has
exactly x pieces of gum. If Chewbacca loses one pack of cherry gum, then the ratio of
the read more ..

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Guest Aug 13, 2020

495

function problem

Help, I need to find the domain and range.

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Guest Aug 13, 2020

559

Problem.

How many 3-digit numbers have the property that the units digit is at least twice the tens digit?

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Guest Aug 13, 2020

1085

Help asap!

How many license plates consist of 2 letters followed by 2 digits, if one of the digits must be odd and the other must be even?

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Guest Aug 13, 2020

All Questions ⁺⁰237796 Questions

inequality question

Help on Inverse Functions

probability

plz help

can someone answer this

help please!

Someone please help me

Any help is appreciated

hint pls

please help

HELP ME ASAP PLZ! Right answers only.

From the set ten numbers are chosen at random, forming a subset. Let be the largest element among the ten numbers. Find the expected value

help!!!!!

3d geometry

please answer as soon as possible this is a quadriatic equation btw

Wheres CPhill on Leaderboard? :(

Pascals Triangle Problem

geometry

HELP ASAP!!!!!

Idk

function problem

Problem.

Help asap!

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