JEE Main complexnumbers — practice questions
16 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice JEE Main complexnumbers in the app →The value of i⁴ⁿ⁺³ (n a positive integer) isThe modulus of the complex number 3 + 4i isThe conjugate of (2 − 3i) isIf z = 1 + i, then z² equalsThe argument (principal value) of the complex number i isThe multiplicative inverse of (3 + 4i) isFor complex numbers, which relation is NOT defined?The roots of x² + 1 = 0 areIf z = a + ib is purely imaginary, thenThe value of (1 + i)/(1 − i) is|z₁ z₂| equalsIn z = a + ib, Re(z) and Im(z) areThe conjugate of $z = 3 - 4i$ is:The modulus of $z = 5 + 12i$ is:Using De Moivre's theorem, $(\cos\theta + i in\theta)^4$ equals:The number of distinct $n$th roots of a non-zero complex number is: