All Questions ⁺⁰238470 Questions

0

2442

2

Confused

The number $x$ satisfies $5x^2 + 4 = 3x + 9$. Find the value of $(10x - 3)^2$.

Guest Jun 25, 2019

0

1448

1

Help

If we express $-2x^2 + 4x + 5$ in the form $a(x - h)^2 + k$, then what is $k$?

Guest Jun 25, 2019

0

1792

1

Help

The solutions to $4x^2 + 3 = 3x - 9$ can be written in the form $x = a \pm b i,$ where $a$ and $b$ are real numbers. What is $a + b^2$? Express your answer as a fraction.

Guest Jun 25, 2019

0

863

2

Double Trouble 2.0

1. How many ways are there to put 6 balls in 3 boxes if the balls are not distinguishable and neither are the boxes?

2. How many ways are there to put 6 balls in 3 boxes if the balls are not distinguishable but the boxes are? read more ..

Guest Jun 25, 2019

0

1257

1

PLEASE HELP!!!

If $x = 1 + \frac{x}{1 + \frac{x}{1+ \frac{x}{1 + \cdots}}}$, then what is $x$?

Guest Jun 25, 2019

0

952

2

+189

help

Find the number of pairs of integers (x,y) with 0 \(\frac{1}{1-\frac{10}{x}} > 1 - \frac{5}{y}\)

hectictar ●●

Mathgenius Jun 25, 2019

0

1048

1

+189

Which positive real number x has the property that x, , and form a geometric progression (in that order)?

Which positive real number x has the property that x, , and form a geometric progression (in that order)?

Mathgenius Jun 25, 2019

-1

990

2

+189

help

Mathgenius Jun 25, 2019

0

920

1

+189

help thx

Find all real numbers x that satisfy the equation

If you find more than one such value of x list all of your solutions separated by commas. If you only find one solution, then just enter that solution. read more ..

Mathgenius Jun 25, 2019

0

1039

2

y=sqrt(3-sqrt(x)) y'=?

y=sqrt(3-sqrt(x)) y'=?

hectictar ●●

Guest Jun 25, 2019

0

846

4

+1713

halppp

Find the sum of all the integer values of m that makes the following equation true: .

tommarvoloriddle Jun 25, 2019

0

1609

7

+1713

HELP 2 PROBLEMS BOTH ARE IMPOSSIBLEEE

3) With a headwind, a plane traveled 840 miles northward in 2 hours. With the same wind as a tail wind, the return trip took 1 hour and 45 mineutes. Find the plane's airspeed and the wind speed.

for 3), I attempted this problem read more ..

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tommarvoloriddle Jun 25, 2019

0

1029

7

+33

Hi I had a question for u on the form

652314557445522288521/655852155255+441527514-^31524452=?

I tried the calculator I kept getting mixed in the words and some symbols I have no clue Please help me!

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Cubeman Jun 25, 2019

0

896

1

Explain pls

Convert to a fraction in simplest form.
thxxxxx

update, I got it! read more ..

Guest Jun 25, 2019

0

1

863

1

some guy said there was more moves in the 17x17 board game of Go, than atoms in the ENTIRE UNIVERSE.

I heard this idiot on the internet say the total number of atoms in the universe was 10⁸⁰, and I thought that was stupid of him to say because, although I'm not a scientist, neither is he, and even if he was I highly doubt any scientist can conclusively read more ..

Guest Jun 25, 2019

0

1713

15

two questions

1. Which positive real number x has the property that x, and form a geometric progression (in that order)? (Recall that means the greatest integer less than or equal to x.)

2. Let Find N.
read more ..

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Guest Jun 25, 2019

+1

1021

3

+95

Halpplz

The graph of $y = ax^2 + bx + c$ has a maximum value of 54, and passes through the points $(-2,0)$ and $(4,0).$ Find $a + b + c.$

Pushy Jun 25, 2019

0

827

1

Repost of Question

The graph of y=h(x) is shown in red below. Compute h(h(7)).

(Assume grid lines are spaced 1 unit apart.)

read more ..

Guest Jun 25, 2019

Jun 24, 2019

0

1303

4

help

Let $z=-8+15i$ and $w=6-8i.$ Compute \[\dfrac{z\overline z}{w\overline w},\]where the bar represents the complex conjugate.

Guest Jun 24, 2019

0

798

1

Stuck

How many ways are there to put 5 balls in 2 boxes if the balls are distinguishable and the boxes are distinguishable?

Guest Jun 24, 2019

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