radomes.openskiesproject.org
xTessax xTessax
  • 02-06-2016
  • Mathematics
Answered

Which is equivalent to (−2m + 5n)², and what type of special product is it?

A4m² + 25n²; a perfect square trinomial
B4m² + 25n²; the difference of squares
C4m² − 20mn + 25n²; a perfect square trinomial
D4m² − 20mn + 25n²; the difference of squares

Verified Answer :

meerkat18
meerkat18 meerkat18
  • 02-06-2016

(-2m + 5n)²

(-2m + 5n) (-2m + 5n)
-2m(-2m + 5n) + 5n(-2m + 5n)

4m² - 10mn - 10mn + 25n²
4m² - 20mn + 25n²

4m²⇒ -2m -2m
-20mn ⇒ 2(-2m)(5n)
25n² ⇒ 5n 5n

C. 4m² − 20mn + 25n²; a perfect square trinomial

Answer Link

Related Questions

Why do doctors recommend that people get a flu shot each new flu season The flu virus becomes immune to the vaccine The vaccine wears out over time The flu viru
Advantages n disadvantages of setas
what are 2 processes that use oxygen
Eugene takes 56 minutes to run one lap around the track if Eugene runs around the track at the same pace for 14 hour how many laps will kevyn Eugene Run
A type of government in which all key powers are given to a national or central government
1 why is the territory containing Rome called the papal states
What number is equivalent to 145 14500 145 145 00145
What can be concluded if an ion of an element is smaller than an atom of the same element 1 The ion is negatively charged because it has fewer electrons than th
What is the value of g at north pole and at equator
Is dna copied before meiosis 2