M03 U01

• (1,2)
• (-1,2)
• (1,-2)

• (-1,-2)

• parallel
• coincident
• intersecting and not perpendicular
• perpendicular

• -5
• -1
• 1
• 5

• zero
• one
• two
• three

• 0
• 1
• 2
• infinite

• 0
• 1
• 2
• infinite

• 1
• 2
• infinite
• 0

• first quadrant
• second quadrant
• origin point
• third quadrant

• 3
• 4
• 7
• 11

The two first-degree equations in two variables which have an infinite number of solutions in R x R are represented by two ............................................. straight lines.

• parallel
• intersecting in one point
• perpendicular
• coincident