Multiple choice

If (2a + 3b)(2c - 3d)=(2a - 3b)(2c + 3d)Then

  1. a/b = c/d

  2. a/d = c/b

  3. a/b = d/c

  4. b/a = c/d

  5. none of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

(2a + 3b)(2c - 3d)=(2a - 3b)(2c + 3d)(2a + 3b) / (2a - 3b) = (2c + 3d) / (2c - 3d)4ac -6ad +6bc -9bd = 4ac + 6ad - 6bc - 9bd12bc = 12 adbc = ada/b = c/dHence the option is correct