Cartesian Product ( Prep 3 )

If : (5,𝒙−8)=(𝒚+1,-5) , then : 𝒙+𝒚=......

• 4

• 7

• 5

• 6

If : (𝒙⁵,𝒚+1)=(32,∛27) , then : (𝒙,𝒚)=......

• (2,3)

• (32,27)

• (2,2)

• (5,2)

{3}x{3}=......

• {3}

• (3,3)

• {3,3}

• {(3,3)}

If : X={1,2} and Y={3,4} , then: (3,4)∈......

• XY

• X²

• Y²

• X×Y

If :n(X)=4 , Y={3,4} , then n(X×Y)=......

• 6

• 10

• 9

• 8

If X={5,8},then X²=....

• {(5,5),(5,8),(8,5),(8,8) }

• {(5,8),(8,5),(8,8) }

• {(8,5),(5,8),(8,5),(8,8) }

• {(5,5),(5,8)}

The point (...,...) lies on the second quadrant.

• (-2,3)

• (2,3)

• (2,-3)

• (-2,-3)

If X={1,4} , Y={ 3,8,9 } ,then X x Y = ...

• {(1,3),(1,8),(1,9), (4,1),(4,3),((4,9) }

• {(1,3),(1,8),(1,9),(4,3),(4,8),(4,9) }

• {(3,1),(3,4),(8,1), (8,4),(9,1),(9,4) }

• {(3,1),(3,4),(9,1), (8,4),(9,1),(9,4) }

What is the ordered pair of point E?

• (2,5)
• (5,2)
• (-5,2)
• (5,-2)

• 4

• 9

• 15

• 36