IGCSE
EDEXCEL
Further Mathematics
4 Marks
QP-FurtherPureMath-201201-P1 · Question 1
Question (excerpt):
1 Show that the two lines with equations 6x + 4y = –15 10x – 15y = 9 are perpendicular. (4) ............................................................................................................…
1 Show that the two lines with equations 6x + 4y = –15 10x – 15y = 9 are perpendicular. (4) ............................................................................................................…
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