Newest Analysis Questions | Wyzant Ask An Expert

06/06/18

How do I prove that a set of closed sets is itself closed.

Hi, I have been asked the following but am struggling. Let {Ωa : a ∈ I} be an arbitrary family of closed sets Ωa ⊆ Rd with an index set I. Prove that ∩ Ωa a ∈ I is a closed... more

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Analysis Limits Matrices

02/21/18

Tough analysis related question - please help!

Let A= a b c d be an arbitrary 2x2 matrix. Let xn ⊆ R2 and suppose that (xn)→x for some x∈R2. Prove that (Axn)→Ax

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Analysis Math Math Help Math Help For College

02/11/18

Show that the set GL(n, R) of invertible n × n real matrices is open in the space of n × n matrices (metric spaces, Real analysis)

Show that the set GL(n, R) of invertible n × n real matrices is open in the space of n × n matrices, with the metric being the Euclidean metric in Rn^2 when a matrix is identiﬁed with a long, n2... more

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Analysis Limits Sequences Series

01/14/18

Limits of sequences and series

How do I go about proving limits for given sequences and series, for example how would i prove that the limit when x tends to infinity of n^(1/n)=1?

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Analysis Mathematical Thinking Mathematical Induction Help Asap Please

01/12/18

Can someone help me prove the below by induction please? Thanks :)

Prove by induction:nΣ(q^i) = (q^(n+1)-1)/(q-1)i=0

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Analysis Series Boundary Conditions

11/28/17

How would I define a bounded series?

Please note that I am talking about a series and NOT a sequence

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Analysis Math Proofs

11/07/17

The question is about proving limits

a) Show that if xn≠0, where n(∈) is a subset of N then lim(xn)=0 if and only if lim(1/xn2)=infinity b) Give an example for which lim(xn)=0 but lim(1/x2n) does not exist

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Analysis Limits Sequences

10/01/17

Let {xn} be a bounded sequence such that any of its convergent proper subsequences converge to the same limit l. Prove that {xn} converges to l.

Any hints on how to prove this? What can we use a a proper subsequence, knowing that a proper subsequence is any subsequence except for the sequence it self.

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Analysis

09/06/17

Henry had to turn up/off/down the offer to work abroad for family reasins?

for my assignment aahh

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Analysis Analysis Report Analysis Of Variance

09/05/16

I want to know if this can be proved that it is true.

I suppose we know that x > 0 . m is an integer and w is real number , where x = (1 + w)m ,0<=w<=0.5

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Analysis

04/15/16

How many of each animal exists in each population initially?

A rabbit population is modeled by R(t)=3 to the (t) power+5 and a turtle population is modeled by L(t)=10t+6 for (t) > 0

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Analysis

02/09/16

Carter and Ari had 240 altogether. Ari had twice as much as Carter after Carter gave him 16. How much more money did Ari have than Carter in the beginning?

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Analysis English Books English Literature

10/11/15

Lord of the Flies - Piggy quotes and analysis

Hi, I'm looking for quotes that best show Piggy's character traits in Lord of the Flies. A short analysis of the quotes would be useful too. Thank you! :)

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Analysis Probability & Statistics

09/30/15

statistics help

The number of fatal car crashes per day in Houston is shown in the table below. Let X be the random variable representing the number of fatal crashes. Find P(X < 2). Hint: convert the table to a... more

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Analysis Functions Horizontal Asymptote

03/24/15

Finding an irrational function with 2 horizontal asymptotes y=1 and y=5.

I can't seem to find an irrational function with the 2 horizontal asymptotes y=1 and y=5.I've looked everywhere and tried all I know, I keep getting 2 asymptotes that the contrary of each other eg.... more

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Analysis

03/15/15

Solving the Net present Value

A popular movie actress has been offered a two-year contract. She can either accept $2,350,000 now or accept monthly amounts of $100000 payable at the end of each month. If money can be invested at... more

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