Question

simplifique as expressões algébricas)
8×2+10×-8+x2-2x+6=​

Answer 1

8x2+10x-8+x²-2x+6

16+10x-2+x²-2x

14+8x+x²

resolver usando fórmula de baskara

x²+8x+14=0

x=(-b+-√b²-4ac)÷2