The Gradient of a Straight-Line Graph Is -2

question 1

Multiple Choice

The gradient of a straight-line graph is -2. You know that the graph goes through the point (1, -2) . What is the value of the y-coordinate when x = 3?

• A) 2
• B) 0
• C) -4
• D) -6

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Definitions:

Cis-trans Isomers

Isomers that have the same formula but differ in the orientation of substituents around a double bond or ring structure.

Constitutional Isomers

Compounds with the same molecular formula but with differing connectivity of their atoms, leading to different chemical and physical properties.

Isomeric

Pertaining to molecules that have the same molecular formula but a different structure, resulting in different chemical properties.

Observations

Data points collected or recorded for the purpose of analysis in a study or experiment.