Answer:
See Explanation.
General Formulas and Concepts:
<u>Pre-Algebra</u>
<u>Algebra II</u>
- Log/Ln Property:
<u>Calculus</u>
Derivatives
Basic Power Rule:
- f(x) = cxⁿ
- f’(x) = c·nxⁿ⁻¹
Chain Rule:
Derivative of Ln:
Step-by-step explanation:
<u>Step 1: Define</u>
<u>Step 2: Differentiate</u>
- Rewrite:
- Rewrite [Ln Properties]:
- Differentiate [Ln/Chain Rule/Basic Power Rule]:
- Simplify:
- Rewrite:
- Combine:
- Reciprocate:
- Distribute:
Answer:
y = 0.8x - 3
Step-by-step explanation:
See attached screenshot solution using Desmos
An easy way to calculate this is to multiply 40 by 4 then divide it by 5, giving you 32