Mathematics · Algebra
Consider the following equations: A. a 2 - 3a - √(4a 2 ) = -6 (for a > 0) B. b 2 - √(81b 2 ) = -4 × 5 (for b > 0) C. c 2 √(625c 6 ) 5c 3 + (4 × 7) = 39c (for c > 0) D. d 2 - (3 × 5)d = 7 × (-8) In which of the given equation(s) is the difference between the larger root and the smaller root equal to 1?
- 1Only A, B, and D✓
- 2Only A and D
- 3Only A and B
- 4Only B and D
Correct answer
Only A, B, and D
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