PLEASE HELP I NEED HELP IN THIS GRADE 11 MATH PLS
1 answer:
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1) ,
(given)
2) (reflexive property)
3) (SAS)
4) (CPCTC)
Answer:
- 6
Step-by-step explanation:
The average rate of change of f(x) in the closed interval [ a, b ] is
Here [ a, b ] = [ 2, 6 ] , then
f(b) = f(6) = - 6² + 2(6) + 2 = - 36 + 12 + 2 = - 22
f(a) = f(2) = - 2² + 2(2) + 2 = - 4 + 4 + 2 = 2 , then
average rate of change = =
= - 6