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

find the gcf of 27 and 18
How are alleles passed for guinea pig fur color and length? A. One allele for fur color and one allele for fur length is passed to the offspring from each par
In pea plants, white seed coat is a recessive trait and gray seed coat is a dominant trait. Which offspring have a white seed coat?
ANSWER THIS PLEASE THANK YOU IF YOU DO IT CORRECT
How are angles named? (IKR I'm sad)
What is the relationship between stereotype threat and anxiety?
Explorers looking for ______ influenced the growth of Uruguay. gold a water passageway land freedom
A trolley company charges a fixed amount plus a fee based on the distance traveled. The cost chart for the company is shown: Cost Chart Distance traveled (miles
What characteristics of an epic hero does Gilgamesh demonstrate in the excerpt check all that apply
Buying or selling stock is _____.