Question

Resolva os produtos notáveis!​

Answer 1

a)

${(3 + x )}^{2} = 9 + 6x + {x}^{2}$

b)

${(x + 5)}^{2} = {x}^{2} + 10x + 25$

c)

${(x + y)}^{2} = {x}^{2} + 2xy + {y}^{2}$

d)

${(x + 2)}^{2} = {x}^{2} + 4x + 4$

e)

${(2x - 5)}^{2} =4 {x}^{2} - 20x + 25$

f)

${(3x - 2y)}^{2} = 9 {x}^{2} - 12xy + 4 {y}^{2}$

g)

${(6y - 4)}^{2} = 36 {y}^{2} - 48y + 16$

h)

${(2x - b)}^{2} = 4 {x}^{2} - 4bx + {b}^{2}$