01-06-2015
Mathematics

Answered

Choose the counterexample that disproves the conjecture.

If n is a two digit number, then the two digits must be different.

n=22
n=11
n=17
n=10

Answer :

17cruzc 17cruzc

01-06-2015

There are two counterexamples.
22 and 11 both repeat a digit: 22 repeats 2, and 11 repeats 1.

Answer Link

Other Questions

Can someone please help me if you help I’m going to be so thankful Obesity has become a national crisis in the United States. Describe environmental factors t

7. The volume of a cylinder is represented by the formula [tex]$V=\pi r^2 h$[/tex].Find each missing height and show your reasoning.[tex]\[ \begin{array}{|c|c|c

A set of charged plates that have an area of [tex]\(8.22 \times 10^{-4} \, \text{m}^2\)[/tex] and a separation of [tex]\(2.42 \times 10^{-5} \, \text{m}\)[/tex]

4. Would you regard the word "buddy" as a neologism? Explain your answer.What meaning does the word "babe" convey?

Brenda created this personal balance sheet.\begin{tabular}{|c|c|c|c|}\hline\multicolumn{2}{|c|}{Assets} & \multicolumn{2}{|c|}{Liabilities} \\\hlineJewelry

Which of the following represents the total area of the figure? 306 m2 1,836 m2 2,142 m2 3,978 m2

3. Calculate:[tex]\[ \sqrt{(x+5)(5-x)+(x+3)(x-3)} \][/tex]a) 5 b) 4 c) 3 d) 2 e) 1

How is writing decimals for numbers in word form different from writing numbers in expanded form?

Which of the following is a step in processing a crime scene?A. Find out who committed the crimeB. Take photos, video, and sketchesC. Perform an autopsy at the

Use the following federal tax table for biweekly earnings of a single person to help answer the question below.\begin{tabular}{|c|c|c|c|c|c|c|c|c|c|c|c|c|}\hlin

Which of the following does not accurately describe the Medicis? A. They thought a monarchy was the best form of government. B. They were the most powerful fa

what reassured Europeans that the United States would help them rebuild their lives even in the shadow of growing soviet hostility

write two percentages less than 2/5

What's the difference betweeen a male and female? Mentally

Which argument is true based on this excerpt from the US Constitution? "Judgment in Cases of impeachment shall not extend further than to removal from Office, a

A mover hoists a 200 kg piano from the ground to a height of 10 m using a single pulley. What was the change in the pianos energy? a. 20j b. 200j c.

Assume that you are a member of a special interest group that wants to raise taxes on certain items. Who would you present your idea to if you wanted it to be p

im needing to do a wanted poster for ponyboy curtis from the outsiders and i dont know a single thing he did wrong and i need three thing. help me please!! than

What is the sentence order of the following sentence? Down the street marched the parade. A. natural B. inverted

A triangle has side lengths of 10, 24, and 30. What type of triangle is it? A) equiangular B) right C) obtuse D) acute