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Mathematics
Mathematics
Problem
If the lines
x
+
y
=
a
x + y = a
x
+
y
=
a
and
x
−
y
=
b
x - y = b
x
−
y
=
b
touch the curve
y
=
x
2
−
3
x
+
2
y = x^2 - 3x + 2
y
=
x
2
−
3
x
+
2
at the points where the curve intersects the x-axis, then
a
b
\frac{a}{b}
b
a
is equal to _____ . [JEE-MAIN ONLINE-2020]
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