Answer:
The discriminant is 49
Step-by-step explanation:
Answer:
Step-by-step explanation:
a) 5 cm(25000)(1 m/100 cm)(1 km/1000 m) = 1.25 km
b) 2.2 km (1000 m/km)(100 cm/m) / 25000 = 8.8 cm
Answer:
9
Step-by-step explanation:
First, we need to find how far away the points are from 0.
|7| = 7
|-2| = 2
Now, we add them together.
7 + 2 = 9
Hope this helped!
5x+4x+8x=3.4
17x=3.4
x=0.2
Nickel 1 kg
Zinc 0.8 kg
Copper 1.6 kg