All Questions

447

Log Question

Find a/b when 2log(a-b)=log a + log b. I've tried everything I can think of but I have no idea how to solve it. Please help thanks!

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Guest Jul 11, 2020

377

geometry

Find the surface area of this composite solid.

Guest Jul 11, 2020

493

right triangle

Find the missing length indicated.

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Guest Jul 11, 2020

1326

Find the non-zero value of $c$ for which there is exactly one positive value of $b$ for which there is one solution to the equation $x^2 + \

Find the non-zero value of $c$ for which there is exactly one positive value of $b$ for which there is one solution to the equation $x^2 + \left(b + \frac 1b\right)x + c = 0$

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Guest Jul 11, 2020

457

algebra

Simplify

Any idea how to do this?

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Guest Jul 11, 2020

380

Pls help

https://web2.0calc.com/questions/please-help_56508

Guest Jul 11, 2020

548

equation of line

Write an equation of a line perpendicular to line 7x - 2y = 3 in slope-intercept form that passes through the point (-1, 6).

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Guest Jul 11, 2020

1089

+11912

i have a few questions abt how the forum works.....

1.Why can i delete my questions?There is no deleting option.

2.Why cant i post anything on my previous questions?I tried but the posting option doesnt work?!
read more ..

off-topic

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rosala Jul 11, 2020

654

Seen previously. I choose a random integer $n$ between $1$ and $10$ inclusive. What is the probability that for the $n$ I chose, there exis

I choose a random integer $n$ between $1$ and $10$ inclusive. What is the probability that for the $n$ I chose, there exist no real solutions to the equation $x(x+5) = -n$? Express your answer as a common fraction

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Guest Jul 11, 2020

687

+866

idk how to do this

The quantity can be expressed as sqrtN, where $N$ is an integer. Find $N$.

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AnimalMaster Jul 11, 2020

447

Big equation!!!

Anyone know how to solve this?

Guest Jul 11, 2020

588

stuck on permutations and combinations problem!

Moving only south and east along the line segments, how many paths are tehre from A to B? If you can explain using combinaations and permutations, it would be AWESOME! TANKS SO MUCH!!!
read more ..

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Guest Jul 11, 2020

743

Solve for $x$, where $x > 0$ and $0 = -9x^2 - 3x + 2.$ Express your answer as a simplified common fraction.

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Guest Jul 11, 2020

439

Help

If we let denote the sum of all the positive divisors of the integer , how many integers exist such that and ?

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Guest Jul 11, 2020

1180

The quadratic $3x^2-24x+72$ can be written in the form $a(x+b)^2+c$, where $a$, $b$, and $c$ are constants. What is $a+b+c$

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Guest Jul 11, 2020

452

divisors question

Find the sum of the divisors of 1400. I don't want to list them all; is there an easier way?

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Guest Jul 11, 2020

575

please help anybody algebra question im stuck :(

I was working through some advanced algebra questions when I stumbled across a question I couldn't quite figure out.

What is the smallest distance between the origin and a point on the graph of ?
read more ..

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Guest Jul 11, 2020

457

question about Fibonacci

The Fibonacci sequence starts 1, 1, 2, 3, 5, 8, 13, ...

How many of the first 100 terms are divsible by 3?

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Guest Jul 11, 2020

395

inequality

Solve 3/10(t+2)-t/20>-3/5

Guest Jul 11, 2020

725

+479

Please Help

Suppose that f(x) and g(x) are functions on R such that the range of f is [-5,3], and the range of g is [-2,1]. The range of f(x) times g(x) is [a,b]. What is the largest possible value of b?

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HelpBot Jul 11, 2020

513

please help

Find y

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Guest Jul 11, 2020

990

+65

PLZ HELP QUICKLY!!! NEED ANSWER ASAP!!!

What is the least number of colors needed to shade the tessellation shown, such that no two tiles sharing a side are the same color?
read more ..

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nicthemathwiz Jul 11, 2020

401

need someone smart for this

Octagon ABCDEFGH is inscribed in a unit circle. Find AB^2 + AC^2 + AD^2 + ... + AH^2.

Guest Jul 11, 2020

445

perfect square

What is the smallest positive integer n such that 2550*n is a perfect square?

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Guest Jul 11, 2020

552

need help with a quick problem

If for all x other than 2 and -1, then what are A and B?

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Guest Jul 11, 2020

All Questions ⁺⁰237826 Questions

Log Question

geometry

right triangle

Find the non-zero value of $c$ for which there is exactly one positive value of $b$ for which there is one solution to the equation $x^2 + \

algebra

Pls help

equation of line

i have a few questions abt how the forum works.....

Seen previously. I choose a random integer $n$ between $1$ and $10$ inclusive. What is the probability that for the $n$ I chose, there exis

idk how to do this

Big equation!!!

stuck on permutations and combinations problem!

Solve for $x$, where $x > 0$ and $0 = -9x^2 - 3x + 2.$ Express your answer as a simplified common fraction.

Help

The quadratic $3x^2-24x+72$ can be written in the form $a(x+b)^2+c$, where $a$, $b$, and $c$ are constants. What is $a+b+c$

divisors question

please help anybody algebra question im stuck :(

question about Fibonacci

inequality

Please Help

please help

PLZ HELP QUICKLY!!! NEED ANSWER ASAP!!!

need someone smart for this

perfect square

need help with a quick problem

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