Question

Alguém me ajuda pfvvvvvvvv

Answer 1

1)

a) (a + c)² = a² + 2ac + c²

b) (x + 9)² = x² + 18x + 81

c) (6 + y)² = 36 + 12y + y²

d) (m + n)² = m² + 2mn + n²

e) (p + 7)² = p² + 14p + 49

f) (r + 11)² = r² + 22r + 121

2)

a) (x + 4y)² = x² + 8xy + 16y²

b) (3x + 1)² = 9x² + 6x + 1

c) (4x + 5y) = 16x² + 40xy + 25y²

d) x³.(x + 5)² = x³.(x² + 10x + 25) = x⁵ + 10x⁴ + 25x³