All categories

2 years ago

Which is a counterexample that shows the statement is false? If you square a number, then the answer is greater than the number.

Mathematics

1 answer:

Iteru [2.4K]2 years ago

7 0

Answer:

A. ( $\frac{1}{2}$ )² = $\frac{1}{2}$ × $\frac{1}{2}$ = $\frac{1}{4}$

Step-by-step explanation:

Answer choice (A) is the counterexample because squaring number $\frac{1}{2}$ results into number $\frac{1}{4}$ which is less than $\frac{1}{2}$ .

You might be interested in

Samuel wants to use his earnings from Monday and Tuesday to buy some batteries

IrinaK [193]

Answer: There are 2 batteries which he can buy with his earnings .

Step-by-step explanation:

Since we have given that

Selling price of cans at the recycling center = $0.40 per pound

Number of pounds of cans he sold on Monday = 16.2

Number of pounds of cans he sold on Tuesday = 11.8

Total earning of Samuel is given by

$(16.2+11.8)\times 0.40=\$11.2$

Now, cost of battery =$5.60

So, number of batteries he can buy is given by

$\frac{\text{ Total earnings}}{\text{ Cost of each battery}}\\\\=\frac{11.2}{5.6}\\\\=2$

So, there are 2 batteries which he can buy with his earnings .

4 0

2 years ago

Read 2 more answers

Can somebody plz help answer all these questions (only if u know how to do it) lol thanks!!!

vladimir1956 [14]

Answer:

13=6 14=5. 15=3 16=2 17=5 18= 7 19=2 20=9

7 0

3 years ago

Read 2 more answers

Need help please!!!!

storchak [24]

Answer:

b^(-4/5) ...............

3 0

2 years ago

Evaluate x^0+ y^0 for x = 3 and y = 2.<br> 0<br> 1 5 2

stiks02 [169]

Answer:

Step-by-step explanation:

x^0+ y^0

Let x = 3 and y = 2

3^0 + 2^0

Raised to the 0 power is 1

1 + 1

5 0

3 years ago

What is the image of (-9,-5) after a dilation by a scale factor of 5 centered at the origin?

Novosadov [1.4K]

Answer:

$(-45,-25)$

Step-by-step explanation:

$-9 * 5 = -45-5 * 5 = -25(-45,-25)$

6 0

2 years ago