19:00
1 of 5
Higher
Non-calculator
A19 Simultaneous equations
Question 1 · 4 marks
Spec and skills
Paper scope: Paper 1: non-calculator practice
Spec A19
Spec A11
Original practice question
Answer and supported method checks
The line
y
=
2
x
+
k
y = 2x + k
y
=
2
x
+
k
touches the curve
y
=
x
2
+
3
y = x^2 + 3
y
=
x
2
+
3
at exactly one point.
(a)
Find the value of
k
k
k
.
3 marks