Answer:
C
Step-by-step explanation:
The average rate of change of f(x) in the closed interval [ a, b ] is
Here [ a, b ] = [ - 10, 10 ], thus
f(b) = f(10) = 10² + 9(10) + 18 = 100 + 90 + 18 = 208
f(a) = f(- 10) = (- 10)² + 9(- 10) + 18 = 100 - 90 + 18 = 28, thus
average rate of change = =
= 9
Answer:
Option (2) is correct.
Step-by-step explanation:
Given expression
We have to find an equivalence value to the expression.
<u> Radical rule</u>,
Also,
Consider the given expression,
Applying radical rule to
Thus, the expression becomes,
Thus, option (2) is correct.
Answer:
40 yd^2
Step-by-step explanation:
Add the square at the bottom to make one large rectangle. Subtract the square not included from that area to get the figure shown (see attachment).
