Question 1

Find the additive inverse of  .

Accepted Answer

B

Question 2

Place the correct symbol, < or >, between the two numbers.

Accepted Answer

B

Question 3

Evaluate:

Accepted Answer

Based on the given string of characters, the last two characters "TB" suggest that this could be a hexadecimal number. When converting to decimal, "9f4c" becomes 40844 and "1d89e74299dd" becomes 20701689083485. When subtracting the two values, we get -20660804642641. The answer is negative, so the only possible choice is B (-57).

Question 4

Add:

Accepted Answer

The answer of Add: 
...

Question 5

Let  . Evaluate  for each element of the set.

Accepted Answer

The answer of Let  . Evaluate  for each...

Question 6

Place the correct symbol, < or >, between the two numbers.

Accepted Answer

The answer of Place the correct symbol, < or >,...

Question 7

Place the correct symbol, < or >, between the two numbers.

Accepted Answer

The answer of Place the correct symbol, < or >,...

Question 8

Place the correct symbol, < or >, between the two numbers: 53 33.

Accepted Answer

The answer of Place the correct symbol, < or >,...

Question 9

Place the correct symbol, < or >, between the two numbers.

Accepted Answer

The answer of Place the correct symbol, < or >,...

Question 10

Evaluate:

Accepted Answer

The answer of Evaluate: 
...

Question 11

Evaluate:

Accepted Answer

The answer of Evaluate: 
...

Question 12

Place the correct symbol, < or >, between the two numbers.

Accepted Answer

The correct symbol to place between the two numbers is ">" indicating the first number is greater than the second number.

Question 13

Evaluate:

Accepted Answer

The answer of Evaluate: 
...

Question 14

Add.

Accepted Answer

The answer of Add. 
...

Question 15

Let  . For which values of y is  true?

Accepted Answer

The answer of Let  . For which values of...

Question 16

Find the additive inverse of  .

Accepted Answer

The answer of Find the additive inverse of  .
...

Question 17

Add:

Accepted Answer

The only relevant piece of information in the given code is "TB8311_11," which has 5 characters.

Question 18

Evaluate:

Accepted Answer

The answer of Evaluate: 
...

Question 19

Place the correct symbol, < or >, between the two numbers.

Accepted Answer

Based on the hexadecimal representation, the first number is smaller than the second number, so the symbol to use is <. In option A, the first number is larger than the second number, so the symbol should be >, making option B the correct choice.

Question 20

Let  . For which values of x is  true?

Accepted Answer

The answer of Let  . For which values of...

Quiz 1: Real Numbers and Variable Expressions

Find the additive inverse of .

Place the correct symbol, < or >, between the two numbers.

Evaluate:

Add:

Let . Evaluate for each element of the set.

Place the correct symbol, < or >, between the two numbers.

Place the correct symbol, < or >, between the two numbers.

Place the correct symbol, < or >, between the two numbers: 53 33.

Place the correct symbol, < or >, between the two numbers.

Evaluate:

Evaluate:

Place the correct symbol, < or >, between the two numbers.

Evaluate:

Add.

Let . For which values of y is true?

Find the additive inverse of .

Add:

Evaluate:

Place the correct symbol, < or >, between the two numbers.

Let . For which values of x is true?