MA-219

Linear functions

Lower Sec Maths · Secondary 1 · Hard · Linear functions

The equation of a straight line is

y = 4x - 3

.
(a) Find the value of

y

when

x = 0

.
(b) Hence, state the gradient of the line.

(a) $y = -3$ , (b) gradient = 4
(a) $y = 3$ , (b) gradient = −4
(a) $y = 0$ , (b) gradient = −3
(a) $y = -3$ , (b) gradient = −4

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