Pratikriya
← Back to practice

JEE Advance 2025 Paper 1

JEE Advance · 2025

94 questions · One at a time

Answers and solutions are AI-generated — please cross-check with your study materials.

View question paper
View all
7
MCQ4 marks

Let z1=1+2iz_1 = 1 + 2i   and z2=3iz_2 = 3i  . Let S={(x,y)∈R×R ⁣:∣x+iy−z1∣=2∣x+iy−z2∣}S = \{(x, y) \in \mathbb{R} \times \mathbb{R} \colon |x + iy - z_1| = 2|x + iy - z_2| \}  . Which statements are TRUE?

  • A.S is a circle with centre (-1/3, 10/3)Correct
  • B.S is a circle with centre (1/3, 8/3)
  • C.S is a circle with radius 2/3\sqrt{2}/3
  • D.S is a circle with radius 22/32\sqrt{2}/3Correct
7 of 94
Browse more practice