Complex Numbers: Cartesian Form
nine difficulty levels, timed, click to reveal
Difficulty
Give every answer exactly, in the form
x
+
y
i
where it is a complex number, fully simplified.
z
* is the complex conjugate of
z
. Level 9
Not on 9FM0
goes beyond the A Level Further Maths (Edexcel 9FM0) specification.
1 · Multiplying and powers of
i
2 · Conjugates and division
3 · Quadratics with real coefficients
4 · Equating real and imaginary parts
5 · Equations with
z
and
z
*
6 · Cubics with a complex root
7 · Quartics with complex roots
8 · Problem solving
9 · Square roots and quadratics with complex coefficients
—
Not on 9FM0
Mixed 1–9
🎛 Custom mix per level
Count per level
Shuffle question order
Questions
Generate Questions
Timer
⏱ Stopwatch
⏳ Countdown
00:00
Start
Reset
Reveal All Answers
Hide All Answers
🖨 Print / Save as PDF
×