All Questions

1065

+541

Graphing Functions

Suppose f(x) is a function that has this property:For all real numbers a and b such that a

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xXxTenTacion Aug 27, 2018

500

write a subtraction question for 1/6

write a subtraction question for 1/6
write a subtraction question for 11/14

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Guest Aug 27, 2018

422

+296

review fast

https://web2.0calc.com/questions/help-fast-urgent-tommorow-test
Is there an efficient method to calculate this
like permutation or combination.
Four boxes with ball capacity of 3 , 5 , 7 and 8 are given . In how many ways can 19 read more ..

Darkside Aug 27, 2018

661

2 quotes that make you appreciate math

Bear in mind that the wonderful things you learn in your school are the work of many generations, produced by enthusiastic effort and infinite labor in every country of the world. All this is put into your hands as your inheritance read more ..

off-topic

Guest Aug 27, 2018

899

geometry help please?

We have a right triangle where the legs and have lengths and respectively. Medians and meet at point What is the length of ?

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Guest Aug 27, 2018

1290

+753

Help, with a few!

Define the sequence of positive integers a_n recursively by a_1=7 and a_n=7^(a_n-1) for alln> =2. Determine the last two digits of a_2007.

Find the last 7 digits in the binary expansion of 27^1986. (Give your answer in binary.) read more ..

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MIRB16 Aug 27, 2018

580

Need help with this question.

Need help with this quesiton.

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Guest Aug 27, 2018

693

+818

Quads

The quadratic can be written in the form , where a, b, and c are constants. What is a+b+c?

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mathtoo Aug 27, 2018

814

+818

Same, but this is in the range!

Find the largest value of c such that -2 is in the range of .

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mathtoo Aug 27, 2018

Aug 26, 2018

849

+818

Range Question

For what values of b is -2 not in the range of the function ? Express your answer in interval notation.

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mathtoo Aug 26, 2018

842

Help

The length of the segment between the points (2a, a-4) and (4, -1) is 2\sqrt{10} units. What is the product of all possible values for a?

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Guest Aug 26, 2018

682

+818

Functions

If , for what value of x will g(2x)=2(g(x))? Express your answer in simplest form.

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mathtoo Aug 26, 2018

940

Probability

While staying in a 15-story hotel, Polya plays the following game. She enters an elevator on the floor. She flips a fair coin five times to determine her next five stops. Each time she flips heads, she goes up one floor. Each time she flips tails, read more ..

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Guest Aug 26, 2018

533

Yo need some help

Rhombus ABCD has perimeter 148, and one of its diagonals has length 24. How long is the other diagonal?

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Guest Aug 26, 2018

1416

Kinda could use help here

Bob plays a game where, for some number n , he chooses a random integer between 0 and n-1 , inclusive. If Bob plays this game for each of the first four prime numbers, what is the probability that the sum of the numbers he gets is greater than read more ..

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Guest Aug 26, 2018

539

Need some help

What is the sum of all positive integers r that satisfy lcm[r, 700]=7000?
Please I need help quick!

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Guest Aug 26, 2018

1664

+47

can anyone explain it?

Suppose we flip four coins simultaneously: a penny, a nickel, a dime, and a quarter. What is the
probability that the penny and dime both come up the same?

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MrCreative Aug 26, 2018

455

Sorry!!

question not available

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Guest Aug 26, 2018

3230

+189

help!

In a trapezoid ABCD with AB parallel to CD, the diagonals AC and BD intersect at E. If the area of triangle ABE is 50 units, and the area of triangle ADE is 20 square units, what is the area of trapezoid ABCD?

CPhill ●●●

Mathgenius Aug 26, 2018

910

+1246

Help!

You have a square that has a side length of 1 centimeter. Each minute, 2 centimeters are added to the side length. After 10 minutes, what will be the difference between the area of the last square and the area of the initial square in square centimeters read more ..

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Lightning Aug 26, 2018

2273

Probability question. There are 5 black balls and 5 white balls in a box.

There are 5 black balls and 5 white balls in a box. A person picks 5 balls from the box at random. What is the probability that exactly 3 of 5 balls are white?

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Guest Aug 26, 2018

1597

help!

Part (a): Find the sum \[a + (a + 1) + (a + 2) + \dots + (a + n - 1)\] in terms of $a$ and $n$
Part (b): Find all pairs of positive integers $(a,n)$ such that $n \ge 2$ and \[a + (a + 1) + (a + 2) + \dots + (a + n read more ..

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Guest Aug 26, 2018

580

help

What is m<16?

dierdurst ●

Guest Aug 26, 2018

All Questions ⁺⁰237665 Questions

Graphing Functions

write a subtraction question for 1/6

review fast

2 quotes that make you appreciate math

geometry help please?

Help, with a few!

Need help with this question.

Quads

Same, but this is in the range!

Range Question

Help

Functions

Probability

Yo need some help

Kinda could use help here

Need some help

can anyone explain it?

Sorry!!

help!

Help!

Probability question. There are 5 black balls and 5 white balls in a box.

help!

help

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