All Questions ⁺⁰237795 Questions

0

515

1

help please

James is playing an arcade game with tokens. In the firstgame, he hits the jackpot and doubles the number of tokens that he has. In the second game, James wins 12 more tokens. In his third and final game, he loses 4 tokens. James now has 170 tokens. How read more ..

Guest Sep 2, 2020

0

760

1

help plsss

(a) Prove that if the roots of \[x^3 + ax^2 + bx + c = 0\]form an arithmetic sequence, then $2a^3 + 27c = 9ab.$
(b) Prove that if $2a^3 + 27c = 9ab,$ then the roots of \[x^3 + ax^2 + bx + c = 0\]form an arithmetic sequence.

Guest Sep 2, 2020

0

417

1

Help

It is possible to place positive integers into the vacant twenty-one squares of this grid so that the numbers in each row and column form an arithmetic sequence. Find the number that must occupy the vacant square marked by the heart.
read more ..

Guest Sep 2, 2020

0

513

1

quadratic

If (x - 3)(4x + 9) = ax^2 + bx + c, then find a + b + c.

Guest Sep 2, 2020

0

518

1

help please

A hockey team played a total of 136 games last season. The number of games they won was 20more than three times of the number of games they lost. How many games did they win?

Guest Sep 2, 2020

0

355

1

geometry question

The two figures below, a regular hexagon and a regular pentagon, have the sameperimeter. What is the length of a side of the pentagon?

read more ..

Guest Sep 2, 2020

0

503

1

precalculus

Find tan theta.

Guest Sep 2, 2020

0

499

1

Algebra

if x = -8 and y =9 what is xy

Guest Sep 2, 2020

0

584

1

+1124

Hi friends,

Hi friends,

Please help me with this one:
read more ..

juriemagic Sep 2, 2020

0

530

1

help me please

A coin purse contains a mixture of nickels, dimes, and quarters. The coins have a total value of $4.25. There are 3 times more nickels than the number of dimes, and the number of quarters is 7 more than the number of dimes. Determine the number of nickels, read more ..

Guest Sep 2, 2020

0

680

5

A is an integer that reads the same forwards and backwards. How many positive 3-digit palindromes are multiples of 3?

A is an integer that reads the same forwards and backwards. How many positive 3-digit palindromes are multiples of 3?

●●●●●

Guest Sep 2, 2020

0

613

2

Need help as soon as possible

Guest Sep 2, 2020

0

1135

4

please help!

Given the points C(-1,-5) and D(-7,-11), find the coordinates of point E on CD such that the ratio of CE to ED is 5:3

Guest Sep 2, 2020

0

8

1517

3

coordinates

Given the points J(4,-7) and L(-2,13), find the coordinates of point K on JL such that the ratio of JK to JL is 1:4

Guest Sep 2, 2020

0

416

2

please help

The measure of angle B in a triangle is 4 more than twice the measure of angle A. The measure of angle C is 30 less than 3 times the measure of angle A. Find the measure of each angle.

Guest Sep 2, 2020

0

472

1

please help

Emilio is ordering a single-topping pizza to share with friends. There are 3 toppings to choose from and 10 crust choices. For the cheese, Emilio can choose one of the 9 options. Lastly, there are 3 sauces to choose from. How many different pizzas can Emilio read more ..

Guest Sep 2, 2020

0

538

1

please help!

i don't know how to do this. if somebody could walk me through it, that would be great!
(8/125)^-1/3!

Guest Sep 2, 2020

0

594

1

+212

help pls

There are 15 skaters in the Olympic women's competition, including 4 Americans. The gold medal goes to first place, silver to second, and bronze to third. In how many ways can the medals be awarded to three of the 15 skaters?

Filliqq Sep 2, 2020

Sep 1, 2020

0

403

1

function problem

Which function is graphed?

Guest Sep 1, 2020

0

617

1

HELP PLEASE. question is different from before

I have 5 marbles numbered 1 through 5 in a bag. Suppose I take out two different marbles at random. What is the expected value of the sum of the numbers on the marbles?

Guest Sep 1, 2020

0

968

2

x and y are two positive integers such that x^2 + y^2 = 1753 and x^3 + y^3 = 52451. Find x + y.

x and y are two positive integers such that x^2 + y^2 = 1753 and x^3 + y^3 = 52451. Find x + y.

Thanks for helping!

Guest Sep 1, 2020

0

398

0

Directriz

¿Como hallar la directriz de una parabola?

Guest Sep 1, 2020

0

537

1

Plz help ASAP

I need to find angles.

Guest Sep 1, 2020

3 Online Users