Mathematics · May / June 2026 · Paper 21 · Question 8
0580
As printed in the paper
The question as text
÷ is the point (0, 4) and Q is the point (1, 8).
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
8(a)[2]
(0.5, 6) oe [1]
≠ 2
B1 for (a, 6), a 0.5 b ≠ 2, 6 or for (0.5, b),
8(b)[2]
− 1 − 4 [2]
− For B1, condone the vector with a fraction line. k 1 or 1
B1 for or − 4 k 4
8(c)[4]
2 [4]
B1 for 4 = [02 + a × 0 +] b soi oe y = x 2 + ax + 4 Implied by
B2 for a = 3 soi y = x 2 + 3 x + 4 Implied by e.g.
or M1 for 8 = 12 + a[×1] + b oe or better e.g. with their b
M1 for c = (–2)2 + a(–2) + b oe or better e.g. with their a and their b Maximum of 3 marks if answer incorrect.
Make a free account to save your answers and see your weak topics and ask the AI why a wrong answer is wrong.