When should you express a vector along the x-axis as a negative vector?
when its magnitude is less than 1
when the arrow representing the vector would point toward negative x
when the arrow representing the vector would point toward positive x
when its magnitude is greater than 1
I think it is c... am I right? cause it seems like it would be right
When the arrow points toward the negative x
axis.
Intordcotin to physics
You are correct, the answer is c) when the arrow representing the vector would point toward positive x. Let me explain why.
In mathematics and physics, vectors are often represented graphically as arrows. The direction of the arrow indicates the direction of the vector, while the length of the arrow represents the magnitude or length of the vector.
When a vector is expressed along the x-axis, it means that the vector is pointing in the direction of the x-axis. If the arrow representing the vector points to the right, towards positive x, then the vector is considered positive. However, if the arrow points to the left, towards negative x, then the vector is considered negative.
Therefore, if you have a vector expressed along the x-axis and the arrow representing the vector points towards negative x, you would express that vector as a negative vector. This means that the answer c) "when the arrow representing the vector would point toward positive x" is incorrect.
To summarize, you express a vector along the x-axis as a negative vector when the arrow representing the vector points towards negative x.