All Questions

1140

+583

Complex analysis,Mobius transform

Let T( z ) = (az+b)/(cz+d)
Find a, b, c, d in ℂ with T( 0 ) = -0.5 - 1.5i, T( 1 ) = 3 + 4.5i and T( ∞ ) = 1.5 - 2.5i

Hey,guys.This is last question of my exercise and this is due 8 hours later.I can't solve it and read more ..

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fiora Oct 5, 2018

738

Trigonometry 2

Hello again!
I thought it would also be helpful to ask about this question also, despite posting a question earlier, since these are the two most troublesome for me. Here's the screenshot:
read more ..

fiora ●

Guest Oct 5, 2018

719

Trigonometry

Hello!
I am struggling to solve this question for my online trigonometry class. I find that you guys explain it in the most digestible way for me to learn. Any help from this is so greatly appreciated.
I'm working in a unit on Radian read more ..

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Guest Oct 5, 2018

810

+203

This is math we aren't taught.

How do I do this?
Evaluate: f(2) and f(-1) and f(100) for f(x)=-5+35

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Baneofwizard Oct 5, 2018

754

+693

recursive formula

recursive formula
http://prntscr.com/l2cxl6

Rom ●

critical Oct 5, 2018

654

+693

radicals

radicals

http://prntscr.com/l2cwpi

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critical Oct 5, 2018

9194

Whats 2.33333333333 as a fraction

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Guest Oct 5, 2018

650

Please help

If and are positive integers, find A*B given that

(AB)_9 + A_9 = B0_9
read more ..

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Guest Oct 5, 2018

598

Help, can't figure this one out.

Help, can't figure this one out.

Draw a line perpendicular to the line that contains the points
(1, 6) and (4, 4) and passes through the point (−2, 6). read more ..

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Guest Oct 5, 2018

2493

can someone help pleassse

Write the equations of the lines that form the four sides of the right trapezoid with vertices at (−16, 7), (−16, −4), (5, −4), and (16, 7).

line passing through (−16, 7) and (−16, −4) read more ..

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Guest Oct 5, 2018

1064

Use the function y = 10x + 9 to make an input-output table. help

Use the function y = 10x + 9 to make an input-output table. Use 0, 1, 2, 3, and 4 as the inputs.
Input, x = 0 1 2 3 4
Output, y _ read more ..

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Guest Oct 5, 2018

2308

+468

Parallel Lines and Triangle

In the diagram below, we have, and. Find the measure of degrees.

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shreyas1 Oct 5, 2018

Oct 4, 2018

1153

+14

Financial Literacy 04.05: Mortgage Quiz

A house sold for $600,000. The mortgage on the house is $400,000. The documentary stamp tax on the deed is $0.50 per $100 or portion thereof. How much is the documentary stamp tax on the deed? (2 points)
$3,000
$300
$200 read more ..

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kaylakelley2019 Oct 4, 2018

740

+468

Triangles again

Triangles $BDC$ and $ACD$ are coplanar and isosceles. If we have $m\angle ABC = 70^\circ$, what is $m\angle BAC$, in degrees?

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shreyas1 Oct 4, 2018

803

'Lacrosse Team for Euclid Middle School'

Of the 30 girls who tried out for the lacrosse team at Euclid Middle School, 12 were selected. Of the 40 boys who tried out, 16 were selected. Are the ratios of the number of students on the team to the number of students trying out the same for both boys read more ..

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Guest Oct 4, 2018

1965

+468

Right Triangles

In the diagram, $R$ is on $QS$ and $QR=8$. Also, $PR=12$, $\angle PRQ=120^\circ$, and $\angle RPS = 90^\circ$. What is the area of $\triangle QPS$?

Omi67 ●

shreyas1 Oct 4, 2018

725

Jonathan and Lucas

Jonathan's parents told him that for every 5 hours of homework or reading he completes, he would be able to play 3 hours of video games. His friend Lucas's parents told their son that he could play 30 minutes for every hour of homework or reading time he read more ..

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Guest Oct 4, 2018

506

+845

Summation Series question

https://snag.gy/Z8Ac2V.jpg
so i simplified and substituted the equation into 1/6n(2n^2+3n+1)-n
but i dont see how it can be factorised into (n-1)(2n+5) plz help thanks

YEEEEEET Oct 4, 2018

520

Tricky Simplification

Hi everyone, any help appreciated!

ElectricPavlov ●

Guest Oct 4, 2018

578

A coin tossing challenge!

A fair coin is tossed repeatedly.
1. What is the expected number of tosses before HT shows up for the first time?
2. what is the expected number of tosses before TT shows up for the first time?
3. What is the probability that HT shows up before read more ..

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Guest Oct 4, 2018

496

Basic matrices

Basic matrices
http://prntscr.com/l2amqi

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Guest Oct 4, 2018

1012

+693

If f(x) = x3 + 4x and g(x) = -2x + 1, then f(g(3))= ?

If f(x) = x3 + 4x and g(x) = -2x + 1, then f(g(3))= ?
A)-195
B)-145
C)-77 read more ..

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critical Oct 4, 2018

All Questions ⁺⁰230469 Questions

Complex analysis,Mobius transform

Trigonometry 2

Trigonometry

This is math we aren't taught.

recursive formula

radicals

Whats 2.33333333333 as a fraction

Please help

Help, can't figure this one out.

can someone help pleassse

Use the function y = 10x + 9 to make an input-output table. help

Parallel Lines and Triangle

Financial Literacy 04.05: Mortgage Quiz

Triangles again

'Lacrosse Team for Euclid Middle School'

Right Triangles

Jonathan and Lucas

Summation Series question

Tricky Simplification

A coin tossing challenge!

Basic matrices

If f(x) = x3 + 4x and g(x) = -2x + 1, then f(g(3))= ?

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