MA-240

Gradient

Lower Sec Maths · Secondary 1 · Hard · Gradient

A straight-line graph has equation

y = 4x + 3

.

What is the gradient of the graph, and what does it represent in terms of

y

and

x

?

Gradient is 4; for every increase of 1 in $x$ , $y$ increases by 4.
Gradient is 3; for every increase of 1 in $x$ , $y$ increases by 3.
Gradient is 4; for every increase of 4 in $x$ , $y$ increases by 1.
Gradient is 3; for every increase of 3 in $x$ , $y$ increases by 1.

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