Question

Desenvolva os produtos notaveis

Answer 1

a) x^2+2.x.1+1^2=

x^2+2x+1

b)(5b)^2+2.5b.3c+(3c)^2=

25b^2+30bc+9c^2

c)n^2-2.n.2+2^2=

n^2-4n+4

d)(3x)^2-2.3x.2b+(2b)^2

9x^2-12xb+4b^2

e)a^2-5a+5a-5^2

(a-5)^2

a^2-2.a.5+5^2

a^2-10a+25

f)y^6-3n.y^3+3n.y^3-9n^2

y^6-9n^2

(y^3-3n)^2

(y^3)^2-2.y^3.3n+(3n)^2

y^6-6.n.y^3+9n^2