Home › AP EAPCET (Engineering) › Mathematics › Complex Numbers and Quadratic Equations › What is the value of i squared, where i is the i…
What is the value of i squared, where i is the imaginary unit?
A-i
Bi
C1
D-1
Answer & Solution
Correct answer: D. -1
The imaginary unit is defined as the square root of -1, so squaring it returns -1.
Related questions
Every real number a can be regarded as the complex numberThe real part of (2 + i)^2 isThe sum of z and its conjugate always equalsThe set of points with |z| = 1 in the complex plane formsIf |z| = 1, then the conjugate of z equalsWhich equation shows that the real number system needs extending?The modulus of a non-real cube root of unity isFor a cube root of unity ω, the value of ω^3 is