Home › CBSE Class 11 (Commerce) › Mathematics › Complex Numbers and Quadratic Equations › Which complex number is plotted at the point (-2…
Which complex number is plotted at the point (-2, 3)?
A2 - 3i
B-2 + 3i
C3 - 2i
D-3 + 2i
Answer & Solution
Correct answer: B. -2 + 3i
The point (x, y) stands for x + iy, so (-2, 3) is -2 + 3i.
Related questions
If x is real and |x + 3i| = 5, which values can x take?Which property explains why (2 + 3i)(1 − i) equals (1 − i)(2 + 3i)?Because complex numbers obey the usual associative, commutative and distributive laws, whaWhat is the real part of the reciprocal of a + ib (not both zero)?If z = −z̄ for a complex number z, which statement is correct?If a complex number z equals its own conjugate, what kind of number is z?For z = a + ib, the sum z + z̄ equals what?Taking the conjugate of the conjugate of z gives which result?