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1. 4x2-px+9

  • A. 10
  • B. 10
  • C. 10
  • D. 10

Answer: Option D

Explanation:

(4x)² - px + 9

= (2x)² - 2.2x.3 + 3² - px + 2.2x.3

= ( 2x - 3)² + 12x - px

রাশিটিপূর্ন বর্গ হবে যদি ,

12x - px = 0

বা, p = 12


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