Miembros: SpicyP

29 Questions
7 Answers

539

+133

Show there are infinitely many primes that are equivalent to 1 (mod 8).

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SpicyP 14 sept 2020

768

+133

Cauchy-Schwarz Inequality Question

Let a, b, c, d, e, f be nonnegative real numbers.

(a) Prove that
lee mas ..

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SpicyP 27 ago 2020

494

+133

Perfect Squares Question

Prove that there exists a positive integer N such that there are at least 2005 ordered pairs (x, y), of non-negative integers x and y, satisfying

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SpicyP 22 ago 2020

-1

608

+133

Distributions Question

(a) There are n chairs in a row. Find the number of ways of choosing k of these chairs, so that no two chosen chairs are adjacent.
(b) There are 10 chairs in a circle, labelled from 1 to 10. Find the number of ways of choosing 3 of these chairs, lee mas ..

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SpicyP 21 ago 2020

1119

+133

Let x, a, b, c be nonnegative real numbers. Prove that

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SpicyP 19 ago 2020

949

+133

Let n be a positive integer. Prove that there exists a positive integer m > 1000...

Let n be a positive integer. Prove that there exists a positive integer m > 1000 with the following two properties: m’s last 3 digits are 007, and m is relatively prime to n.

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SpicyP 17 ago 2020

641

+133

From the set ten numbers are chosen at random, forming a subset. Let be the largest element among the ten numbers. Find the expected value

From the set ten numbers are chosen at random, forming a subset. Let be the largest element among the ten numbers. Find the expected value of

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SpicyP 14 ago 2020

613

+133

Show that if x, y, z are integers such that x 3 + 5y 3 = 25z 3 , then x = y = z = 0.

Show that if x, y, z are integers such that x3 + 5y3 = 25z3, then x = y = z = 0.

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SpicyP 10 ago 2020

801

+133

(a) Prove that given any 5 integers, there exist three of them whose sum is divisible by 3.

(a) Prove that given any 5 integers, there exist three of them whose sum is divisible by 3.
(b) Prove that given any 17 integers, there exist nine of them whose sum is divisible by 9.

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SpicyP 8 ago 2020

640

+133

Question about Piecewise Functions

Let for

(a) Find all such that
lee mas ..

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SpicyP 6 ago 2020

897

+133

How many zeroes does 66! end in when written in base 12?

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SpicyP 3 ago 2020

1159

+133

Let . Prove that there exists a unique positive integer k such that is a perfect square.

Tiggsy ●●●●●●●●●●●●●

SpicyP 2 ago 2020

994

+133

One to one correspondence question help pls

In a single-file queue of n people with distinct heights, define a blocker to be someone who is either taller than the person standing immediately behind them, or the last person in the queue. For example, suppose that Ashanti has lee mas ..

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SpicyP 31 jul 2020

493

+133

Divisor Function Question

Find all positive integers n such that ϕ.

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SpicyP 27 jul 2020

821

+133

Consider the set . Prove that one can choose T to be a element subset of S such that none of the elements of T can be represented as the

Consider the set . Prove that one can choose T to be a element subset of S such that none of the elements of T can be represented as the arithmetic mean of two distinct elements of T.

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SpicyP 3 jul 2020

573

+133

PLEASE HELP question about induction

Prove that is divisible by for all nonnegative integers n.

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SpicyP 3 jul 2020

594

+133

question need help :)

The sequence is defined by and

for lee mas ..

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SpicyP 25 jun 2020

761

+133

Counting Questions need help quick pls !!!

(1) Given a regular octagon, in how many ways can we color one diagonal red and another diagonal blue so that the two colored diagonals cross (in the interior)? Consider rotations and reflections distinct.

(2) There are 2 senators lee mas ..

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SpicyP 22 jun 2020

955

+133

Probability Question help pls !!!!!

Let . Three subsets A, B, C of S are chosen at random.

(a) Find the probablity that
lee mas ..

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SpicyP 19 jun 2020

+133

I found that website but I didn't really understand their answer so I came here :)

SpicyP31 jul 2020

+133

What was the answer for this?

SpicyP23 jul 2020

+133

wow I really wish I thought of that !!! thanks

SpicyP3 jul 2020

+133

Thanks for responding but your answers aren't correct :(

SpicyP22 jun 2020

+133

how do you know that x = y = z?

SpicyP14 jun 2020

+133

That cubic polynomial doesn't work.

SpicyP29 may 2020

+133

Can you elaborate please...

SpicyP22 may 2020

Nombre de usuario	SpicyP
Puntuación	133
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Preguntas	29
Respuestas	7