All Questions

4043

+613

thank you!

If $x^2 + bx + b + 3 = 0$ has roots of the form $\frac{-b \pm \sqrt{5}}{2}$, where $b > 0 $, then $b = m+\sqrt{n}$ for positive integers $m,n$. Find $m + n$.

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gueesstt May 6, 2018

1080

+613

help, thank you

The quadratic $x^2-20x+36$ can be written in the form $(x+b)^2+c$, where $b$ and $c$ are constants. What is $b+c$?

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gueesstt May 6, 2018

2533

+613

please help

There are 3 complex numbers $a+bi$, $c+di$, and $e+fi$. If $b=1$, $e=-a-c$, and the sum of the numbers is $-i$, find $d+f$.

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gueesstt May 6, 2018

1511

+613

help

I pick two whole numbers $x$ and $y$ between $1$ and $10$ inclusive (not necessarily distinct). My friend picks two numbers $x -4$ and $2y-1$. If the product of my friend's numbers is one greater than the product of my numbers, then what is the product read more ..

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gueesstt May 6, 2018

1102

+55

Need some more help finding limits

I have a problem that I haven't learned how to solve yet. If someone could please provide the answer with steps that would be awesome.

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Cent0rea88 May 6, 2018

674

How would you write the piecewise for this function?

and how would you solve it?

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Guest May 6, 2018

914

+847

help

1. What is the smallest whole number that has a remainder of 1 when divided by 4, a remainder of 1 when divided by 3, and a remainder of 2 when divided by 5?

2. What is the minimum value of the expression for real read more ..

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ant101 May 6, 2018

557

Anyone please help

Consider the infinite arithmetic sequence $A$ with first term $5$ and common difference $-2$. Now define the infinite sequence $B$ so that the $k^{th}$ term of $B$ is $2$ raised to the $k^{th}$ term of $A$. Find the sum of all of the terms of $B$. read more ..

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Guest May 6, 2018

1576

Help asap

We have two geometric sequences of positive real numbers:
6,a,b and 1/b,a,54
Solve for a

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Guest May 6, 2018

897

+847

CPhill, Gavin, please help!

The roots of the quadratic equation are and . What is ?

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ant101 May 6, 2018

2369

Need help asap

1. We have two geometric sequences of positive real numbers: $$6,a,b\text{ and }\frac{1}{b},a,54$$Solve for $a$.
2. An infinite geometric series has a first term of $12$ and a second term of $4.$ A second infinite geometric series has read more ..

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Guest May 6, 2018

2889

please help asap!

20% of the shoes in the factory are black. One shoe is chosen and replaced. A second shoe is chosen and replaced. Then a third shoe is chosen. What is the probility that none of the shoes are black?

off-topic

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Guest May 6, 2018

769

Solving this absolute value equation by graphing?

Here's the equation:
I made a table of values (this is not obviously correct):
(-3, 2)
(-2, 1) read more ..

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Guest May 6, 2018

893

+51

Geometry

My teacher hasn't taught the topic yet, but thinks we can do this without any guidance. Can you please help.

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melvsky May 6, 2018

1502

Square prism and square pyramid

A square prism and square pyramid have the same base and the smae surface area. Show that the slant height, l, of the pyramid is l= (5/2)s where s is the length of the base.

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Shonk May 6, 2018

1042

+642

can anyone help me with these question

can read more ..

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cerenetie May 6, 2018

459

how would you write the piecewise for these two functions?

and ???
please show me how to write the piecewise too :))

Guest May 6, 2018

753

rewriting this quadratic polynomial from standard to the vertex form?

i have no clue on what to do... please show step by step on how you did it! :)

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Guest May 6, 2018

876

Diseño de una rampa para personas en silla de ruedas

1. Como parte de las obras de inclusión social y accesibilidad, se requiere diseñar una rampa para personas en silla de ruedas. En la comunidad donde vives saben que estás estudiando físicamente, por qué es tan importante para realizar su diseño, el cual read more ..

Natan21 May 6, 2018

May 5, 2018

1400

+221

Math

If f(x) = 1 + 3x - 5x^2 + 4x^3 + 2x^4, which of the following are true statements? (4 points)
I.The Taylor polynomial of degree 6 about x = 3 for f(x) is equal to f(x).
II.The remainder term R5(x) for f(x) is equal to zero.
III.The remainder term read more ..

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quilly May 5, 2018

874

+292

2 more questions please

Question 1)

Question 2)
read more ..

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Johnnyboy May 5, 2018

1136

+292

Help with a few more questions please :)

Question 1)

Question 2)
read more ..

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Johnnyboy May 5, 2018

931

+2448

Please help asap!

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RainbowPanda May 5, 2018

944

+956

@CPhill

Would it be -7 ?

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Julius May 5, 2018

1244

+956

@CPhill

Okay so I got :
A = (0,0,3) read more ..

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Julius May 5, 2018

All Questions ⁺⁰237643 Questions

thank you!

help, thank you

please help

help

Need some more help finding limits

How would you write the piecewise for this function?

help

Anyone please help

Help asap

CPhill, Gavin, please help!

Need help asap

please help asap!

Solving this absolute value equation by graphing?

Geometry

Square prism and square pyramid

can anyone help me with these question

how would you write the piecewise for these two functions?

rewriting this quadratic polynomial from standard to the vertex form?

Diseño de una rampa para personas en silla de ruedas

Math

2 more questions please

Help with a few more questions please :)

Please help asap!

@CPhill

@CPhill

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