Question A is a linear graph because it graphs as a diagonal line, while on the other hand Question B graphs as exponential! Hope this helped!
Answer:
19.6 ft
Step-by-step explanation:
4²+x²=20²
16+x²=400
384 = x²
x = 19.6 ft
Answer:

Step-by-step explanation:

I used bionomial expansion up to and including the term




n = 5
x =

Binomial expansion:

Therefore:

=

Multiply by -243
=