Respuesta :

none of the above

Step-by-step explanation:

  • 36x²-4x+16 = (6x)²- 2*2*x+ 4²  this isn't a perfect square trinomial
  • 16x²-8x+36 = (4x)² - 2*4*x+6²  this isn't a perfect square trinomial
  • 25x²+9x+4= (5x)²+2* 9/2 *x+ 2² this isn't a perfect trinomial
  • 4x²+20x+25 = (2x)² + 5*4*x+5² this isn't a perfect trinomial square

Answer:

option c

Step-by-step explanation: