All Questions +0 237826 Questions

Let be the origin. Points and lie in the first quadrant. The slope of line segment is and the slope of line segment is If then compute the slope of line segment read more ..

Guest May 10, 2020

501

stumping slopes.....

How many liters of a 10% alcohol solution must be mixed with 30 liters of a 50% solution to get a 20% solution?

Guest May 10, 2020

491

please help

Please help with this counting problem: 16 pebbles are arranged in a 4 by 4 array. Find the number of way of choosing four pebbles, so that no two of the chosen pebbles lie in the same row or column.

Guest May 10, 2020

569

counting

I think this has been posted before but I'm not sure. Here's the question, if you want to take a crack at it:

A circle passes through the point and is tangent to the -axis at the point as shown. Find the read more ..

Guest May 10, 2020

521

correct me if im wrong...

What is the leftmost point on the curve x = y^2 - y + 2?

Guest May 10, 2020

512

quadratic

Guest May 10, 2020

-1

1440

+188

What is the sum of all values of x for which

Two cards are dealt from a standard deck. What is the probability that they form a pair?
A pair consists of two cards of the same rank.

SoggyPerson May 10, 2020

1482

+407

Help me ASAP please

Find the point(s) on the graph of y = 3/x that are closest to the origin.

ss333 May 10, 2020

536

help with graphs

A circle passes through the point , and is tangent to the -axis at the point as shown. Find the radius of the circle.

read more ..

Guest May 10, 2020

984

please help me figure out this geometry question :(

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Guest May 10, 2020

633

can anyone help?

I'm having trouble with this trigonometric equation:

Solve sin(3x) = sin(x) for 0 <= x <= 2*pi. I'd appreciate any help.

Four teachers and four students are to sit around a circular table, so that each student sits directly between two teachers. How many different ways can they be seated? (Two seatings are considered the same if one can be rotated to form the other.) read more ..

Guest May 10, 2020

-2

865

+84

mAtH hElP

Which of the following has the least momentum?
a. 0.05 kg mass moving at 200 m/s
b. 10.0 kg mass moving at 30 m/s
c. 200 kg mass moving at 2 m/s read more ..

floccinaucini May 10, 2020

2841

+1995

Which of the following has the least momentum?

off-topic

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jjennylove May 10, 2020

514

help

Simpify the product

Did you know I am lack toast and tolerant! LOL!!!!! I remeber zegroes saying that!!!!!

Guest May 10, 2020

+15

729

+773

hey guys!!

off-topic

Solve the inequality (x - 1)/(x + 1) > 2.

whymenotsmart May 10, 2020

569

please help

Represent the sum of the complex numbers 2−3i and −1−i on the complex plane.
Use the Point and Segment tools to plot all required points and segments.

read more ..

Guest May 10, 2020

2670

Help on a question

I can't figure out this question and it is really getting on my nerves and ticking me off. Any help is appreciated.

A circle passes through the point and is tangent to the -axis at the point as shown. Find read more ..

Guest May 10, 2020

503

ARGH. i can't figure out this question.

How is multiplying 3−2i by i^2 represented on the complex plane?
Drag a term or measure into each box to correctly complete the statements.

Guest May 10, 2020

644

Need help!

Guest May 10, 2020

757

please help i can't answer this question. :(

The line intersects the circle at and . Find the length of chord .

(No image)
read more ..

Find the number of ordered pairs $(a,b)$ of integers such that \[\frac{a + 2}{a + 5} = \frac{b}{3}.\]

Guest May 10, 2020

2442

+51

PLEASE HELP!!!

I had a few questions I needed help with but saw someone had already posted it, so I am re-posting it because I need help with the same questions.

Here's the link: https://web2.0calc.com/questions/please-help-me-with-these-question-i-am-stuck-and read more ..

trumpstinks May 10, 2020

525

please forgive me

I already asked this question before but the guests answers are all wrong, which is really boring for me, especially since they don't show their work and how blatant their one sentence answers are.

Trapezoid PQRS has bases PQ read more ..

Guest May 10, 2020

-2

588

i need moderator help

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Guest May 10, 2020

-1

448

please help me with this question

A circle passes through the point and is tangent to the -axis at the point as shown. Find the radius of the circle.

read more ..