7. Find the equation of the line
(a) whose slope is 2 and which cuts off an intercept 2 on the y-axis
(b) whose inclination is 45° and which cuts off an intercept -1 on the y-axi
which
ut
Answers
Answered by
8
a)
We know, the general equation of the line is
y = mx + c
where,
m = slope of the line
c = y-intercept
y = 2x + 2
b)
We know that slope of any line is the tangent of the angle it makes with the x-axis.
Thus,
m = tan45° = 1
and c = 1
Thus, equation of the line is
y = x + 1
Similar questions