Date | November 2020 | Marks available | 2 | Reference code | 20N.1.SL.TZ0.T_4 |
Level | Standard Level | Paper | Paper 1 (with calculator from previous syllabus) | Time zone | Time zone 0 |
Command term | Solve | Question number | T_4 | Adapted from | N/A |
Question
Consider the graph of the function .
Write down the zero of .
Write down the coordinates of the local minimum point.
Consider the function .
Solve .
Markscheme
(M1)
Note: Award (M1) for equating the function to zero.
(A1) (C2)
Note: Award (C1) for a correct -value given as part of a coordinate pair or alongside an explicitly stated -value.
[2 marks]
(A1)(A1) (C2)
Note: Accept .
[2 marks]
(or equivalent) (M1)
Note: Award (M1) for equating the functions or for a sketch of the two functions.
(A1) (C2)
Note: Do not award the final (A1) if the answer is seen as part of a coordinate pair or a -value is explicitly stated, unless already penalized in part (a).
[2 marks]