All Questions

389

Help!!

what are the possible values of x?
-2|x+5|<-16

Guest Jul 22, 2020

378

similar triangles

Find the missing length. The triangles are similar

Guest Jul 22, 2020

609

+367

PLEASE HELP ASAP

How many pairs of integers (x,y) satisfy the equation ?

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imdumb Jul 22, 2020

627

+49

Please Help!!!!

Let $f(x)=x^2-7x+18$ and let $g(f(x))=2x+3$. What is the sum of all possible values of $g(8)$?

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GrOoVyCoW Jul 22, 2020

439

help please

A store is selling two different types of trail mix. One type sells for $6 a pound and a second type sells for $5 apound. How many pounds of each type would the store need to mix together to get a 16-pound mixture that sells for 5.15 a pound? read more ..

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Guest Jul 22, 2020

604

math help?

A fully charged iPhone battery can last 4 hours without charging if you are recording a video, or 6 hours if you're playing back the video you have already recorded. What's the maximum time, in hours, that you can record a vieo and playback it all on a read more ..

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Guest Jul 22, 2020

732

algebra problem

A jar contains only pennies, nickels, and dimes. The number of dimes is one more than the number of nickles, and the number of pennies is six more than the number of nickels. How many of each denomination are in the jar, if the total value is $4.80? read more ..

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Guest Jul 22, 2020

607

Some questions i'm having trouble with

Let f(x) = x^3 + 3x ^2 + 4x - 7 and g(x) = -7x^4 + 5x^3 +x^2 - 7. What is the coefficient of x^3 in the sum f(x) + g(x)?
Let $f(x) = x^4-3x^2 + 2$ and $g(x) = 2x^4 - 6x^2 + 2x -1$. Let $b$ be a constant. What is the smallest read more ..

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Guest Jul 22, 2020

405

Rewriting the following?

I have to rewrite the following in the form ab: .

I got (-5/3)^x, but I got this wrong. Is this an error? Because I'm sure wherever the negative sign is, it's still the right answer, and additionally, I used the correct read more ..

Guest Jul 22, 2020

459

Help Please, Thanks!

Question is included in this file. Thanks for helping!

Suppose a quadratic polynomial be $f(x)=ax^2+bx+c$.
Then we know that
$f(-4)=-22,$
$f(-1)=2,$ and
$f(2)=-1.$
Using $f(-4)=-22,$ we can deduct that $16a-4b+c=-22.$ <#> Using read more ..

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Guest Jul 22, 2020

430

decimals

Evaluate 0.212121... + 0.021021021... − 0.145714571457...

Guest Jul 22, 2020

459

ASAP

The equations 2x+7=3 and bx-10=-2have the same solution . What is the value of B ?

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Guest Jul 22, 2020

563

please help

Jules kicks a soccer ball off the ground and into the air with an initial velocity of 25 feet per second. Assume the starting height of the ball is 0 feet. Approximately what maximum height does the soccer ball reach?

Guest Jul 22, 2020

+11

697

+680

Intermediate Algebra

Let and be positive real numbers such that Find the maximum value of .

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amazingxin777 Jul 22, 2020

401

equation

solve for x

Guest Jul 22, 2020

759

+367

PLEASE HELP

Without using a calculator, find the largest prime divisor of .

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imdumb Jul 22, 2020

712

+781

Circumcircles/incircles

I recently learned about circumcircles, incircles, circumradius, inradius, etc, but I don't really understand overall how to find them. Say I had a triangle with sides 10, 24, and 26. How would I calculate each of the above? An explanation would really read more ..

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gwenspooner85 Jul 22, 2020

1016

+367

PLEASE HELP ASAP PLEASE

1) How many pairs of positive integers (x,y) satisfy the equation ?

2)The value of the expression
is for some positive integer k. What is k? read more ..

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imdumb Jul 22, 2020

409

decimal question

Convert 1/2800 to decimal number. What’s the length of the non-repeating part? What’s the length of the repeating block?

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Guest Jul 22, 2020

425

probability

A box contains 8 yellow balls, 3 red balls and 5 white balls. In taking 3 balls randomly (without replacement), what is the probability that we draw at least 1 red ball?

Guest Jul 22, 2020

706

+866

I really need help on this

If , find when equals the simplified fraction $, where are integers.

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AnimalMaster Jul 22, 2020

645

i need help!

What is the geometric mean of the measures of the line segments A Dand DC? Show your work.

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Guest Jul 22, 2020

605

help

Express as a common fraction.

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Guest Jul 22, 2020

592

help with geometry

In the diagram, PT is tangent to both circles. If AB = 35, PC = 30, CD = 20, what is PA?

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Guest Jul 22, 2020

676

How many ways can 3 boys and 3 girls stand in a row so that the two girls are not next to each other?

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Guest Jul 22, 2020

All Questions ⁺⁰237806 Questions

Help!!

similar triangles

PLEASE HELP ASAP

Please Help!!!!

help please

math help?

algebra problem

Some questions i'm having trouble with

Rewriting the following?

Help Please, Thanks!

decimals

ASAP

please help

Intermediate Algebra

equation

PLEASE HELP

Circumcircles/incircles

PLEASE HELP ASAP PLEASE

decimal question

probability

I really need help on this

i need help!

help

help with geometry

How many ways can 3 boys and 3 girls stand in a row so that the two girls are not next to each other?

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