Discuss Forum

1. (x - 3)(5x + 4) একটি সমীকরণের উৎপাদক হলে সমীকরণটি ---

  • A. x3 - 15x - 14 = 0
  • B. x3 - 15x - 14 = 0
  • C. x3 - 15x - 14 = 0
  • D. x3 - 15x - 14 = 0

Answer: Option B

Explanation:

ব্যাখ্যা: (x - 3)(5x + 4) 
\n=5x2+4x-15x-12
\n=5x2- 11x - 12


Post your comments here:

Name:
Mobile:
Email:(Optional)

» Your comments will be displayed only after manual approval.