VjMegawoodice
VjMegawoodice VjMegawoodice
  • 02-09-2016
  • Mathematics
contestada

Factorise completely: 9x2 + 42x + 49

Respuesta :

HomertheGenius
HomertheGenius HomertheGenius
  • 11-09-2016
This is a perfect square trinomial:
9 x² + 42 x + 49 = ( 3 x )² + 2 · 3 x · 7 + 7² =
= ( 3 x + 7 )² = ( 3 x + 7 ) · ( 3 x + 7 )
Answer Link
leviroeck
leviroeck leviroeck
  • 03-03-2020

Answer:

i think the answer is (3x + 7)(3x + 7)

Step-by-step explanation:

Answer Link

Otras preguntas

Sufism the mystic practice of Islam can be seen today
Strong global competition can result in ________within the United States.
Which of the following describes a major similarity between point of view and a bias?
what mistake did james fannin make
What happens to convection currents when the liquid or gas is no longer heated?
How did they make hagrid so big in the movies?
what structure in the human body provide a function similar to that of sclerenchyma cell in plant? explain.
What are the steps I am so stuck. Please help.
How did MLK use civil disobedience
Is a giraffe walking slowly across a field a balanced force or a unbalanced force?