All Questions ⁺⁰237647 Questions

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602

4

Help

http://prntscr.com/mljtqo

Guest Feb 15, 2019

-3

849

2

+448

Anybody feel like there are more guest's than members that use this sight?

Anybody feel like there are more guest's than members that use this sight?

off-topic

HiylinLink Feb 15, 2019

+3

1093

4

+53

AIME

I know that the top 2.5% of AMC 10 and top 5% of AMC 12 qualify for the AIME, but what score is that?

off-topic

Mathcounts24 Feb 15, 2019

+2

824

1

+53

Quadratic Formula

I know the quadratic formula, but I don't get why it works. Can someone post a proof of the quadratic formula.

Mathcounts24 Feb 15, 2019

-2

928

5

+448

Doews anybody know why the are you a robot disappears after awhile?

Serielsly it happens

off-topic

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HiylinLink Feb 15, 2019

-7

922

5

+448

How do you use a calculator when multiplying and divideing, etc.. fractions

I never learned how to do it fully...Don't get me I know how to do it manually with out the calculater but I'm about to enter Highschool and I don't even no how to use it for that.

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HiylinLink Feb 15, 2019

0

988

3

Please help me with this math problem!

1. For dinner, Javier will choose one of three options and one of the three side dishes. His choices for fish are salmon, trout, and halibut. His choices for side dishes are fries, cooked carrots, or coleslaw.
read more ..

Guest Feb 15, 2019

0

689

1

Algebrea help

1
is this right?

2 read more ..

Guest Feb 15, 2019

0

928

7

+154

Precalc- Function stuff

Let the domain of the function f(x) be the interval (-4,4). What is the domain of the function ?

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ChowMein Feb 15, 2019

+1

713

1

5a+c-b-a-b-c(squared)-4a=

5a+c-b-a-b-c(squared)-4a=

Guest Feb 15, 2019

0

696

0

greater than and less than symbols

I have a scientific calculator and also using the web 2.0 calculator and I have math problems using the greater than and less than symbols.
How do I go about using the symbols I need in my problems?

For example 9x-7 greater read more ..

Guest Feb 15, 2019

0

3551

1

+63

Combinatorics

Our basketball team has 10 players, including Steve and Danny. We need to divide into two teams of 5 for an intra-squad scrimmage. In how many ways can we do this if Steve and Danny insist on playing on the same team?

Help! BTW the read more ..

LOL314jnl Feb 15, 2019

+1

915

1

+322

Calculus

If the tangent line to y = f(x) at (7, 2) passes through the point (0, 1), find f(7) and f '(7).

f(7)=
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Ruublrr Feb 15, 2019

0

677

1

fast help

What's the matrix that rotates vectors by counterclockwise?

Guest Feb 15, 2019

0

1999

1

Consider the vectors $\mathbf{v}, \mathbf{w}, \mathbf{x}$ and $\mathbf{y}$ in the picture below: [asy] unitsize(15); import olympiad; pair

Consider the vectors and in the picture below:

We will project each of these vectors onto , pictured read more ..

Guest Feb 15, 2019

0

392

1

Help fast please

Consider the vectors , and
If the vectors v.w and x are linearly independent, answer with 0. If they aren't, find coefficients a,b and c, not all 0, such that

and answer with .

Guest Feb 15, 2019

0

709

2

hELP PLZ

Guest Feb 15, 2019

+1

2502

1

+234

Physics

1) the flight speed of a small bottle rocket can vary greatly, depending on how well its powder burns. Suppose a rocket is launched from rest so that it travels 12.4 m upwards in 2 s. What is the rocket's net acceleration?

2) The read more ..

BLANK Feb 15, 2019

-1

713

1

Need help

A survey was conducted for the question "Should Australians export live cattle? Answer yes or no", if 45% said yes and 55% said no, how many people said yes to the survey and how many people said no?

Guest Feb 15, 2019

0

369

0

Need help

A survey was conducted for the question "Should Australians export live cattle? Answer yes or no", if 45% said yes and 55% said no, how many people said yes to the survey?

Guest Feb 15, 2019

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