Answer:

Step-by-step explanation:

To do this, you must substitute
for x in the equation g(x)

Simplified this would be

Answer:
21:50
Step-by-step explanation:
We need to find the ratio of 420 m to 1 km.
We know that,
1 km = 1000 m
So,
The ratio becomes,

So, the required ratio is 21:50.
Answer:
sqrt(13^2)
Step-by-step explanation:
this is the radical form of 13^(5/2)
Answer:
x = 48°
Step-by-step explanation:
Since the 2 legs are congruent then the triangle is isosceles and the base angles are congruent, that is
x = 48°