All Questions ⁺⁰237749 Questions

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help

Megan has lost Fatima's phone number. Megan knows that the first three digits are either 296 or 299. The remaining four digits are 0, 1, 6 and 7, but she isn't sure of the order of these digits. If Megan randomly dials a seven-digit number that meets these read more ..

Paresh Mar 25, 2020

-2

519

0

+318

Pre Calc PLESSS HELP

mharrigan920 Mar 25, 2020

0

848

3

PLEASE HELP!!!

Four positive integers p, q, r, s satisfy the following equations:

What are p,q, r, and s?

Guest Mar 25, 2020

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556

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need help on graphing multiple lines,ASAP

What is the slope of a line parallel to 2x+4y=-17? Please make the answer a simplified fraction. Thank you!

Guest Mar 25, 2020

-1

560

0

+318

Please Help PRE CALC

mharrigan920 Mar 25, 2020

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776

3

Let a be a real number for which there exists a unique value of b such that the quadratic equation x^2 + 2bx + (a-b) = 0 has one real soluti

Let a be a real number for which there exists a unique value of b such that the quadratic equation x^2 + 2bx + (a-b) = 0 has one real solution. Find a.

Guest Mar 25, 2020

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1099

3

+385

help

How many interior diagonals does a regular nine-sided polygon have? (An $\emph{interior diagonal }$ is a segment connecting two vertices which do not have an edge between them.)

Paresh Mar 25, 2020

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944

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+385

help

The $5\times 5$ grid shown contains a collection of squares with sizes from $1\times 1$ to $5\times 5$. How many of these squares contain the black read more ..

Paresh Mar 25, 2020

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890

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+385

?????

Javier is going to Disneyland during spring break. He plans on visiting four particular attractions all before lunch. In how many orders could he visit all four attractions once?

Paresh Mar 25, 2020

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689

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algebrra

Voldemort has a savings account containing $10,000. Interest accumulates so that every five years, the amount of money in that account grows to 11/10 of its amount at the beginning of the five years. How much money is in that account after twenty years, read more ..

Guest Mar 25, 2020

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572

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+385

????

How many 3-letter "words" can be formed from the standard 26-letter alphabet, if the first letter must be a vowel (A, E, I, O, or U)? (We aren't necessarily talking about English words; something like EQX is perfectly valid here.)

Paresh Mar 25, 2020

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890

1

+385

A frequency distribution of the scores for Mr. Sampson's algebra class is shown. What percent of the class received a score in the

A frequency distribution of the scores for Mr. Sampson's algebra class is shown. What percent of the class received a score in the

Paresh Mar 25, 2020

0

1168

3

+385

help

An edge of a square can be expressed as $4x-15$ meters or as $20-3x$ meters. What is its area in square meters?

Paresh Mar 25, 2020

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672

2

+318

Pre Calc PLS HELP

Approximate apparent magnitudes of celestial object A is −19
and of celestial object B is
3.03
How many times brighter is the celestial object A than celestial object B read more ..

mharrigan920 Mar 25, 2020

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866

4

+385

What is the value of $x$ in the diagram?

What is the value of $x$ in the diagram?

Paresh Mar 25, 2020

-1

568

2

+385

help

A "slackrope walker" is much like a tightrope walker except that the rope on which he performs is not pulled tight. Paul, a slackrope walker, has read more ..

Paresh Mar 25, 2020

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602

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+288

Questions

Can someone help me on this question: https://web2.0calc.com/questions/subset-question and this one: Find the remainder when 47^(35^27) is divided by 7.

madyl Mar 25, 2020

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835

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+73

2. Triangle DEF is formed by connecting the midpoints of the sides of triangle ABC.

3. Angle ABC is taken by a dilation with center P and scale factor 1/3 to angle A'B'C'. The measure of angle ABC is 21°. read more ..

GAMEMASTERX40 Mar 25, 2020

-2

613

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PreCalc

Let F(x)=12/3+ae^kx with f(0)=2 and f(1)=1/2

The value of a is ____??? read more ..

mharrigan920 Mar 25, 2020

0

1725

3

HELP MEEE CPHILL, MELODY!!!!!

Otto's investment portfolio consisted of shares of internet stock and copper stock. During the year, the value of his internet shares increased $10\%$, but the value of his copper shares decreased from $\$10{,}000$ to $\$9{,}000$. During the same year, read more ..

Guest Mar 25, 2020

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547

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if 2=2 what is ur favorite book?

if 2=2 what is ur favorite book?

Guest Mar 25, 2020

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