Assignment
eo
equation.
Solve x2 - 64 = 0.
1. Isolate x2: x2 = 64
V x2 = 1764
Apply the square root property of equality:
3. Isolate the variable:
7
x=
x=

x= 8, x= -8

Step-by-step explanation: 8 and -8

54 kilometers per hour

step-by-step explanation:

according to rules:

1 km = 1000 meter

which means that 1 meter = 1/1000 km

1 hour = 3600 second [ as 1 hour = 60 min = 60 *60 seconds ]

which means that 1 second = 1/3600 hour

therefore, 1 kilometer/hour =

thus to convert 15 meter per second to kilometer per hour, we multiply 15 to 3.6 kilometer/hour.

15 meter/second=   which is the required answer.