Answer:
I have no idea
Step-by-step explanation:
Answer:
8.5 g/cm^3
Step-by-step explanation:
Density = mass/volume
= 34 g / 4 cm^3 = 8.5 g/cm^3
Answer:
2 real solutions
Step-by-step explanation:
x^2+18x+c-25-c=0
x^2+18x-25
D=18^2 - 4 x 1 x (-25)
D=424
D> 0 --> 2 real solutions