All Questions ⁺⁰237665 Questions

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587

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Complex Numbers

Find a function f(z) such that the line below is the graph of the equation |z-3i|=|f(z)|.

Guest Oct 3, 2020

0

1

843

1

how to solve fibonacci using binet's simplified formula if you are looking for greater nth term?

how to solve fibonacci using binet's simplified formula if you are looking for greater nth term?
how did they get the x10^18 to the answer of 90th term. the answer is 2.88 x 10^18
my question is how did they get the x 10^18? read more ..

Guest Oct 3, 2020

0

456

1

geometry

The sum of the two parallel sides of a trapezoid is 60 cm. The segment that connects the midpoints of the two non-parallel sides divides the area of the trapezoid into two parts, in a ratio of 1:3. What is the product of the lengths of the two parallel read more ..

Guest Oct 3, 2020

0

383

1

help please

In the diagram below, the lines are parallel. m∠BCD = 52° and m∠EAB = 73°. What is the measure of ∠ABC?

Guest Oct 3, 2020

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372

0

probability

Kris wants to put six plants in a row on his windowsill. He randomly chooses each plant to be a mint plant, a basil plant, or a rose. What is the probability that either exactly four of the plants are mint plants or exactly five of the plants are basil read more ..

Guest Oct 3, 2020

+2

754

13

+479

halllp

A bag has 4 red marbles, 5 white marbles, and 6 blue marbles. Three marbles are drawn from the bag (without replacement). What is the probability that they are all the same color?

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HelpBot Oct 3, 2020

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400

2

Find A in degrees

Find A in degrees

Guest Oct 3, 2020

0

372

0

function

Suppose that g(x)=f^{-1}(x). If g(-14)=1, g(0)=4, g(4)=8 and g(7)=2, what is f(f(8))?

Guest Oct 3, 2020

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704

1

Let x represent the sum of the first 25 positive odd integers. Let y represent the sum of the next 25 positive odd integers. What is the val

Let x represent the sum of the first 25 positive odd integers. Let y represent the sum of the next 25 positive odd integers. What is the value of y-x?

Guest Oct 3, 2020

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447

1

Problem

If a/b is the probability that the reciprocal of a randomly selected positive odd integer less than 2010 gives a terminating decimal, with a and b being relatively prime positive integers, what is a+b?

well it has to read more ..

Guest Oct 3, 2020

+1

679

3

+73

Integral :(

Intergral from 0 to 1 of (5x^4 * e^-x)dx

mrlevan3 Oct 3, 2020

0

477

1

Heather, David, and Kevin have a total of $90 in their wallets. David has $6 less than Heather. Kevin has 2 times what David has. How much d

Heather, David, and Kevin have a total of $90 in their wallets. David has $6 less than Heather. Kevin has 2 times what David has. How much do the have in their wallets

Guest Oct 3, 2020

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422

1

help cp problem

Each of five, standard, six-sided dice is rolled once. Two of the dice come up the same, but the other three are all different from those two and different from each other. The pair is set aside, and the other three dice are re-rolled. The dice are said read more ..

Guest Oct 3, 2020

Oct 2, 2020

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412

1

PLZ help

Let w and z be complex numbers such that

Guest Oct 2, 2020

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351

0

algebra

Please help with these

Guest Oct 2, 2020

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573

4

help hyperbola problem

Let $F_1 = \left( -3, 1 - \frac{\sqrt{5}}{4} \right)$ and $F_ 2= \left( -3, 1 + \frac{\sqrt{5}}{4} \right).$ Then the set of points $P$ such that \[|PF_1 - PF_2| = 1\]form a hyperbola. The equation of this hyperbola can be written as \[\frac{(y - k)^2}{a^2} read more ..

Guest Oct 2, 2020

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422

1

Help

Let f(x) be a quadratic polynomial such that f(-4)=-22, f(-1)=2, and f(2)=-1. Let g(x)=f(x)^16. Find the sum of the coefficients of the terms in g(x) with even exponents. (For example, the sum of the coefficients of the terms in -7x^3+4x^2+10x-5 with even read more ..

Guest Oct 2, 2020

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430

0

If Mike bikes at a speed 10 mph for half an hour, how far would he go? What was Mike's speed (in average) if he covered the distance of 18 m

how to get this answer

Guest Oct 2, 2020

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465

1

NT help

George is about to get a certain amount of change less than one dollar from the cash register. If he gets the most quarters possible and the rest in pennies, he would need to receive 3 pennies to meet the amount. If he gets the most dimes read more ..

Guest Oct 2, 2020

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568

1

helppppp

Suppose there is a 1.8 drop in temperature for every thousand feet that an airplane climbs into the sky. If the temperature on the ground is 56.9 , what will be the temperature when the plane reaches an altitude of 7,000 ?

Guest Oct 2, 2020

0

439

1

polynomial problems

Guest Oct 2, 2020

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374

0

What is the probability that we drew from the first bag if we drew a white ball?

There are two bags. The first bag contains 2 white and 8 black balls, the second bag contains 8 white and 3 black balls. One ball is drawn at random. What is the probability that we drew from the first bag if we drew a white ball?

Guest Oct 2, 2020

0

374

0

please help!

I need to solve for x.

Guest Oct 2, 2020

0

470

1

How many integers have an absolute value less than 20pi?

How many integers have an absolute value less than 20pi?

Guest Oct 2, 2020

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