Question

Por favor me ajudem! obg p quem responder ❤​

Answer 1

a)

S=x.x+2x.x

S=x²+2x²

S=3x²

P=x+x+x+x+2x+2x+x+x

P=10x

b)

S=x.x+x.x+2x.x

S=x²+x²+2x²

S=4x²

P=4.x+4.x+2.2x+2.x

P=8x+4x+2x

P=14x

c)

S=1,5x.1,5x+2x.x

S=2,25x²+2x²

S=4,25x²

P=4.1,5x+2.2x+2.x

P=6x+4x+2x

P=12x

d)

S=1,5x.1,5x+1,5x.1,5x+2x.x+x.x

S=2,25x²+2,25x²+2x²+x²

S=7,5x²

P=4.1,5x+4.1,5x+2.2x+2.x

P=6x+6x+4x+2x

P=18x