Question

Alguém me ajuda ??? Pf ;-;Calcule a soma do quadrado de dois termos 

a) (a+)²=

b) (x+9)²

c) (4+1,8)²

d) (b+5x)² 

e) (6a+1)²

f) (0,8+x3)²

g) (2p+1 )²
2

h) (3ab+0,5c)²

Answer 1

a) (a+)²=   ???

b) (x+9)² = x² + 18 x + 81

c) (4+1,8)² = 16 + 14,4 + 3,24

d) (b+5x)² = b² + 10bx + 25 x²

e) (6a+1)² = 36a² +12a + 1

f) (0,8+x3)² = 0,64 + 1,6x³ = x⁶

g) (2p+1 )² = 4p² +4p + 1


h) (3ab+0,5c)² 9a²b² + 3abc + 0,25c²