Number Sets

Practice Questions

Algebra II › Number Sets

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If $A= \left { 10, 20, 30, 40, 50 \right }$ , $B=\left { 10, 20, 40, 60 \right }$ , and $C=\left { 20, 30, 40, 60 \right }$ , find the following set:

$B\cap C$

If $A=\left { 10, 20, 30, 40, 50\right }$ , $B=\left { 10, 20, 40, 60 \right }$ , and $C=\left { 20, 30, 40, 60\right }$ , find the following set:

$A\cup B\cup C$

Sets3

Which set of numbers represents the union of E and F?

If $A= \left { 10, 20, 30, 40, 50 \right }$ , $B=\left { 10, 20, 40, 60 \right }$ , and $C=\left { 20, 30, 40, 60\right }$ , find the following set:

$A\cap B\cap C$

Set A is composed of all multiples of 4 that are that are less than the square of 7. Set B includes all multiples of 6 that are greater than 0. How many numbers are found in both set A and set B?

True or false:

The following set comprises only imaginary numbers:

$\left { i^{7}, i^{9}, i^{11}, i^{13}, i^{15}\right }$

If $A=\left { 10, 20, 30, 40, 50\right }$ , $B=\left { 10, 20, 40, 60\right }$ , and $C=\left { 20, 30, 40, 60\right }$ , find the following set:

$A\cap B$

If $A= \left { 10, 20, 30, 40, 50 \right }$ , $B=\left { 10, 20, 40, 60 \right }$ , and $C=\left { 20, 30, 40, 60 \right }$ , then find the following set: